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  1. Home
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  3. 大津鉄工
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Building materials, supplies and fixtures
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大津鉄工

addressAichi/Yatomi-shi/138-2, 3-chome, Godosan
phone0567-56-5502
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last updated:Sep 12, 2018
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大津鉄工 List of Products and Services

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Multipurpose Corner Guard "UT Guard"

Peace of mind and safety, made in Japan! Easy installation! The implementation of strong double-sided tape has significantly increased the number of installation locations!

The "UT Guard" has been reborn with a new design as a utility corner guard, capable of being installed from flat surfaces to rounded surfaces, specifically for column pillars. From this time onward, it features a powerful double-sided tape that allows for easy installation, just like before. Since there is no need for drilling holes or bolting, specialized skills are not required. Anyone can easily install it, which helps reduce costs such as installation fees. Additionally, it comes with fluorescent stickers, providing peace of mind in dark places. It is well-suited for buildings such as multi-story parking lots and warehouses. 【Applications of UT Guard】 It can be installed on various surfaces such as columns, H-shaped steel, cylindrical structures, concrete pillars, and flat walls, allowing for a wide range of proposals tailored to customer needs. *Conventional products were limited to specific uses for columns and H-shaped steel (by size). 【Features】 ■ Quick installation with powerful double-sided tape ■ Easy installation without specialized skills ■ Cost reduction for installation fees and more ■ Fluorescent stickers for safety in dark areas *For more details, please refer to the PDF materials or feel free to contact us.

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"PC Method / Reinforced Concrete Column Base Frame" *Consistent support from design to construction*

Achieving quality stabilization in PC construction! Unified management made possible by a manufacturer of anchor bolts.

Our "Reinforced Column Base Frame for PC Construction Method" is a frame developed by mobilizing the know-how accumulated over many years in anchor set construction to ensure the accuracy of the main reinforcing bars for PC construction, which has been a source of concern until now. It eliminates the hassle of adjusting the main reinforcing bars after concrete placement and significantly reduces the stress during the installation of PC columns. 【Features】 ■ Stabilization of quality in PC construction ■ Unified management possible because we are an anchor bolt manufacturer ■ Consistent support from design to construction *For more details, please refer to the PDF document or feel free to contact us.

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Welding backing material "Just Bar SN490B"

Welding backing material remade to possess the necessary quality for structural steel!

The "Just Bar SN490B" is a backing material for welding that can be accurately attached to the column without being affected by the precision of the column. By adding protrusions all around, it allows for work to be done at a consistent welding speed compared to those with large protrusions in specific areas. Additionally, the Just Bar has a taper, which improves the bonding of the first layer of welding. 【Features】 ■ Can be accurately attached to the column ■ Allows for work at a consistent welding speed ■ Thin protrusions ensure complete melting, with no issues in ultrasonic testing ■ Ideal for BCR and BCP *For more details, please feel free to contact us.

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Otsu Iron Works Co., Ltd. "Product Guide" Catalog

A wide variety of construction-related products and civil engineering-related products are featured!

This catalog is a product guide from Otsu Iron Works Co., Ltd., which handles anchor bolts and construction bolts and screws used in the foundation of buildings. We offer a wide variety of products, including "anchor bolts" that are shipped under strict internal standards, and "braces" with a strong electrostatic coating that protects against rust for a long time. Please feel free to contact us if you have any requests. 【Contents】 ■ Anchor Bolts ■ Braces ■ Pieces ■ Backing Plates & End Tabs ■ Rail Components ■ Hook Hardware & Round Steel Bends *For more details, please feel free to contact us.

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All stainless steel installation hardware for folded plate roofs 'OT Haze Grip'

[Free Sample Gift] Achieving long-term reliability and low cost with all stainless steel! All SUS-made standing seam roof installation hardware "OT Haze Grip"

The "OT Haze Grip" is an all-stainless steel roof mounting bracket that offers long-term reliability for up to 20 years of use at a low price. It can be installed on standing seam metal roofs in factories and other locations without drilling holes. In the case of typical galvanized steel solar power systems, there is a possibility of corrosion due to rust leading to thinning, but the OT Haze Grip, being made entirely of stainless steel, is resistant to rust and does not thin out significantly. *Free samples of the "OT Haze Grip" are currently available. 【Features】 ■ Made of all stainless steel ■ Long-term reliability for up to 20 years of use ■ Low price ■ High corrosion resistance ■ High tensile strength *If you would like a sample, please contact us with "Sample Request" clearly stated. *For more details, feel free to contact us.

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Seismic-resistant foundation safety construction system "D Through Method"

No need for rebar inspection! Improved concrete flowability! A method that accurately holds the seismic anchor bolts of the structure.

The "D-Suru Method" is a direct installation method for anchor bolts that significantly improves the flowability of concrete. By installing a frame directly beneath the anchor bolts, it greatly avoids contact with rebar. It bypasses complex rebar arrangements and plays a crucial role in accurately and safely securing the seismic anchor bolts of the structure. 【Features】 ■ Anchor bolt direct installation frame that avoids contact with rebar ■ Easy level adjustment ■ Accommodates movement of leg positions and uneven surfaces ■ Delivered to the site after factory assembly *For more details, please feel free to contact us.

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Reinforcement member "brace"

JIS certified products that deliver safety and peace of mind. The coating from electrostatic painting is strong and protects against rust for a long time.

Otsu Iron Works Co., Ltd.'s "Brace" is a JIS certified product that delivers safety and peace of mind. The coating from electrostatic painting is strong and protects against rust for a long time. SUS304A stainless steel turnbuckle braces are also available for production. 【Specifications】 ■ Designed according to Japanese Industrial Standards (JIS A5540-5541) ■ Strong coating from electrostatic painting with anti-rust effect ■ The turnbuckle consists of one turnbuckle body and two turnbuckle bolts *For more details, please feel free to contact us.

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Solar Mounting Structure "PV Mounting Comprehensive Catalog"

Total coordination from panel layout and design to construction is possible! A comprehensive catalog featuring a wide variety of options is currently available!

At Otsu Iron Works Co., Ltd., based on our experience and achievements in responding to a wide range of customer needs and conditions at installation sites, we can offer hybrid proposals that combine not only our own products but also products from other companies, tailored to the situation. [Contents] ■ Ground-mounted frames ■ Flat roof frames ■ Aluminum frames ■ Half-roof frames ■ Parking lot frames ■ Custom-made special frames ■ OT Haze, grips, and fastening hardware ■ OT Free Rail System ■ OT and P Lock ■ Foundation piles ■ Walkway construction and cubicle frames *Please feel free to contact us for more details.

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Post-installed anchor

Introduction of metal anchors that only require driving in a core rod and adhesive anchors with excellent bonding strength.

Otsu Iron Works Co., Ltd. handles anchor bolts used in the foundation of buildings, as well as bolts and screws for construction. Our "Post-installed Anchors" include "Metal Anchors," which allow for easy installation by simply driving in a core rod, and "Adhesive Anchors," which provide strong and stable bonding strength. 【Features】 ■ Metal Anchors: Easy installation by simply driving in a core rod ■ Adhesive Anchors: Provides strong and stable bonding strength *For more details, please feel free to contact us.

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Anchor bolt

Shipped under strict standards! Introduction of foundation anchor bolts and construction structural anchor bolts.

Otsu Iron Works Co., Ltd. handles anchor bolts and construction bolts and screws used in the foundation parts of buildings. The 'anchor bolts' shipped under strict internal standards include a lineup of products such as 'foundation anchor bolts', 'single-thread anchor bolts', and 'double-thread anchor bolts'. The construction structural anchor bolts "ABR and ABM" are only shipped after passing stringent JIS standards and rigorous internal standards. We deliver safe and high-quality products. 【Product Lineup】 ■ Foundation anchor bolts (round steel / rebar) ■ Double-thread anchor bolts ■ Single-thread anchor bolts ■ ABR ■ ABM *Please feel free to contact us for more details.

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High-speed water-absorbent sandbag "Super Suitokun"

It expands in 2 minutes when it absorbs water! Easy post-processing, lightweight and compact simple sandbags.

"Super Suitokun" is a high-speed water-absorbent sandbag made with superabsorbent resin that expands in about 2 minutes when it absorbs water. Since heavy soil is not needed, it is lightweight and compact. It is easy to transport and does not take up storage space. Additionally, the outer bag is made from a newly developed fiber that prevents gel leakage, and it is slip-resistant even when wet, making stacking easy. After use, it can be easily dehydrated using the dehydrating agent "iPack C-210." 【Features】 ■ Ready to use with just water ■ Lightweight and compact ■ Gel does not leak ■ Easy to stack ■ Simple post-processing work *For more details, please feel free to contact us.

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Stud Jebel

Integration of beams and slabs! Introduction of stud shear connectors to enhance the rigidity and strength of steel structures.

Otsu Iron Works Co., Ltd. handles anchor bolts and construction bolts and screw products used in the foundation of buildings. "Stud Jibels" are products used to integrate and connect beams and slabs to enhance the rigidity and strength of steel structures. We offer a lineup that includes "Headed Stud Jibels," "Threaded Studs," and "Arc Shields." [Features] ■ Improves the rigidity and strength of steel structures ■ Used for integrating and connecting beams and slabs *For more details, please feel free to contact us.

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Tarap "High Step"

Equipped with a complete return prevention feature with three locking functions! A reusable tarapp.

At Otsu Iron Works Co., Ltd., we offer a wide range of anchor bolts used in building foundations, as well as bolts and screws for construction. The "High Step" consists of three parts: the step body, stopper hardware, and ring pin, and it features a complete return prevention mechanism with three locking functions. The step body can be removed and reused after use. 【Features】 - Composed of three parts: step body, stopper hardware, and ring pin - Complete return prevention with three locking functions - The step body can be removed and reused after use *For more details, please feel free to contact us.

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High Tension Bolt "Torshia Type Ultra High Strength Bolt (SHTB)"

The endurance is about 1.5 times that of conventional bolts! A high-tension bolt that overcomes delayed fracture.

The "Torsia Type Super High Strength Bolt (SHTB)" is a high-tension bolt that contributes to the simplification of construction management and improvement of construction accuracy. It features advanced material development with excellent delayed fracture characteristics, as well as a bolt shape and new thread design that can alleviate stress concentration, overcoming delayed fracture and achieving super high strength approximately 1.5 times that of conventional bolts (F10T). Additionally, it offers many benefits such as compacting bolt joints, reducing bolt tightening costs, and shortening construction periods. 【Features】 ■ Overcomes delayed fracture ■ Achieves super high strength approximately 1.5 times that of conventional bolts (F10T) ■ Compacts bolt joints ■ Reduces bolt tightening costs ■ Contributes to the simplification of construction management and improvement of construction accuracy *For more details, please feel free to contact us.

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Pipe fittings

A lineup of pipe components such as blind plates and welded joints!

At Otsu Ironworks Co., Ltd., we offer a wide range of anchor bolts used in building foundations, as well as bolts and screw products for construction. As "pipe components," we have a lineup that includes "hemispherical caps" and "welded fittings." 【Product Lineup】 ■ Blind plates: 20A to 125A ■ Hemispherical caps: 20A to 150A ■ Welded fittings  ・90° elbow long/short ・45° elbow long ・180° elbow long  ・T (tee)          ・reducer     ・cap *For more details, please feel free to contact us.

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Pieces

Line up of pieces such as "OT Peace"! We also accommodate small-scale production of custom-sized items!

At Otsu Ironworks Co., Ltd., we offer a wide range of anchor bolts and construction bolts and screws used in the foundation of buildings. As for "pieces," we have a lineup that includes "Cut T-Pieces," "OT Rats," and "OT Pieces." In addition to standard sizes, we also manufacture custom sizes based on your specifications, starting from small quantities. 【Product Lineup】 ■ OT Pieces (Steel Frame Mounting Cats) ■ Cut T-Pieces (For Square Pipe Beams) ■ Fishing Pieces (For Steel Frame Lifting Sheets) ■ OT Rats *Please feel free to contact us for more details.

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Hook hardware and round steel bending

Of course, we accommodate various shapes of bent processing, including safety hooks and net hooks!

At Otsu Iron Works Co., Ltd., we offer a wide range of anchor bolts used in building foundations, as well as bolts and screw products for construction. Under the category of "hook hardware and round steel bending," we have a lineup that includes "safety hooks," "net hooks," and "spiral bends." With the know-how accumulated over many years, we can accommodate various shapes of bending processing. 【Product Lineup】 ■ Safety Hooks ■ Main Rope Hooks ■ Net Holders ■ Spiral Bends ■ Various Round Steel Bends *For more details, please feel free to contact us.

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Bolt and nut

Of course, we can also offer suggestions for items such as "bolt and nut sets."

At Otsu Ironworks Co., Ltd., we offer a wide range of anchor bolts used in building foundations, as well as bolts and screw products for construction. In addition to general bolts and nuts, we can propose sets, "HUG bolts" developed with repeated use in mind, and "D-Lock" which has a one-piece structure that prevents washers from falling off. 【Product Lineup】 ■ Hex bolts and hex nuts ■ Whitworth screws ■ Washers (taper washers) ■ Bolt and nut sets *For more details, please feel free to contact us.

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Railway components

"Flat type/ groove type pegs" and custom-made "rail hooks" are available in the lineup.

At Otsu Ironworks Co., Ltd., we offer a wide range of anchor bolts used in building foundations, as well as bolts and screws for construction. As "rail components," we have "flat type pace malls" for 6K to 12K rails and "grooved type pace malls" for 15K to 37K rails. We also have "angle type pace" available. If you provide us with the size of the rail and the width of the flange, we can produce several variations of "rail hooks." 【Product Lineup】 ■ Flat and grooved pace (splice plates) ■ Malls (bolts and nuts for splice plates) ■ Rail hooks *For more details, please feel free to contact us.

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Loading and transport parts

Also supports the production of custom wires! A lineup of parts such as square ovals and square caps.

At Otsu Iron Works Co., Ltd., we offer a wide range of anchor bolts and construction bolts and screw products used in the foundation of buildings. Our "Cargo Handling and Transport Components" include press-made "Square Washers and Square Caps" for pallets, as well as "Base-mounted Wires" and "JIS Lifting Wire Belt Slings." We also manufacture custom wires in various types. 【Product Lineup】 ■ 100mm Square Washer ■ 80mm Square Washer ■ Square Cap ■ Wire *For more details, please feel free to contact us.

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Tools and consumables

We also handle items like "Yoseponchi" and "Rimapanchi," which can be difficult to order when you need them.

At Otsu Iron Works Co., Ltd., we offer a wide range of anchor bolts used in building foundations, as well as bolts and screw products for construction. We also handle "tools and consumables" such as "Yosepunch" and "Reamapunch," which can be difficult to source when needed. 【Product Lineup】 ■Yosepunch (Boroshin) ■Reamapunch (Drift Pin) *For more details, please feel free to contact us.

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Solar-related products

Improved workability when installing solar products! A lineup of mounting systems and piles available.

Otsu Iron Works Co., Ltd., which offers a wide range of anchor bolts and construction bolts and screws used in building foundations, also handles "solar-related products." We have a lineup that includes "steel pipe piles," which allow for level adjustments by changing the depth during installation on uneven ground, as well as the "OT Free Rail System" and "OT-P Lock." Our all-stainless steel "OT Haze Grip" and "OT Screw Pile" can be installed even in locations where heavy machinery cannot access. 【Product Lineup】 ■ Solar panel mounting hardware "OT-P Lock" (made of aluminum) ■ "OT Free Rail Support System" (all aluminum) ■ "OT Screw Foundation Pile" (made of stainless steel) ■ "Pile Head Lock" (made of stainless steel) ■ Mounting hardware for standing seam roofs and supports "OT Haze Grip" (made of stainless steel) ■ Steel pipe piles *For more details, please feel free to contact us.

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One-Touch Level Man for Steel Column Erection Leveling Material

One-touch adjustment bolt set! Adjustment hardware for steel column construction with excellent workability.

At Otsu Iron Works Co., Ltd., we offer a wide range of anchor bolts and construction bolts and screws used in the foundation of buildings. The "One-Touch Level Man" is a leveling adjustment tool used when erecting steel columns. The adjustment bolt can be set with one touch, making installation very easy. We have three types available: for 5 tons, 10 tons, and 20 tons. 【Features】 ■ Perfect leveling accuracy ■ One-touch set ■ Strong support capacity ■ Adjustable up and down before installation ■ Very easy to install *For more details, please feel free to contact us.

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Civil engineering-related products

A wide variety of bolts and anchors used for various types of supports such as overpasses are available!

At Otsu Iron Works Co., Ltd., we offer a wide range of anchor bolts used in building foundations, as well as bolts and screws for construction. Our lineup includes "bolts" used for overpasses, "anchors" for signs and sound barriers, and other civil engineering-related products. We can manufacture products tailored to the sizes and specifications of your orders. 【Product Lineup】 ■ Anchor bolts for sound barrier supports ■ Anchor frames for pedestrian bridge foundations ■ Anchor frames for anti-fall devices ■ Anchor frames for snow fences ■ Anchor frames for utility poles and various signposts ■ PV mounting frames and PV anchors *Please feel free to contact us for more details.

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Backer funds / End tab

Thoroughly pursue needs and contribute to problem-solving! A lineup of back-up funds and just bars.

At Otsu Iron Works Co., Ltd., we offer a wide range of anchor bolts used in building foundations, as well as bolts and screws for construction. Our lineup includes "Just Bars" with notches processed during steel rolling, as well as "Backing Plates" and "Ceramic Tabs." We thoroughly pursue customer needs and contribute to solving backing plate issues. 【Product Lineup】 ■ Backing Plates ■ Non-scalloped Method Backing Plates "CR-F" ■ Just Bars "SN490B" ■ Ceramic Tabs *Please feel free to contact us for more details.

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Anchor bolt made of SNR rolled steel for construction structures

Anchor bolts made of rolled steel SNR for construction structures, such as basic anchor bolts and anchor bolts for building structures.

The "Anchor Bolt" made of SNR rolled steel for construction structures is an anchor bolt made from SNR400B and SNR490B, which are materials specified in JIS G 3138 (Rolled Steel for Construction Structures) and used in the foundation of buildings. The "Anchor Bolts" shipped under strict internal standards include a lineup of products such as "Foundation Anchor Bolts," "Single Thread Anchor Bolts," and "Double Thread Anchor Bolts." 【Product Lineup】 ■ Foundation Anchor Bolts (Round Steel / Rebar) ■ Double Thread Anchor Bolts ■ Single Thread Anchor Bolts ■ ABR ■ ABM *For more details, please feel free to contact us.

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Stainless steel "anchor bolt"

A diverse lineup of anchor bolts, including stainless steel anchor bolts, foundation anchor bolts, and structural anchor bolts for construction.

Otsu Iron Works Co., Ltd. handles anchor bolts and construction bolts and screw products used in the foundation of buildings. The "anchor bolts" shipped under strict internal standards include a lineup of "foundation anchor bolts," "single-thread anchor bolts," and "double-thread anchor bolts." Additionally, we can also manufacture stainless steel anchor bolts that are not commonly available in the market. 【Product Lineup】 ■ Foundation Anchor Bolts (Round Steel / Deformed Steel) ■ Double-Thread Anchor Bolts ■ Single-Thread Anchor Bolts ■ ABR ■ ABM *For more details, please feel free to contact us. *If you have specific requests for custom-made anchor bolts, please contact us directly.

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Otsu Ironworks Pull Test and Measurement Service (Amsler Test)

Tensile strength and durability testing and measurement! Evaluating safety and security based on JIS standards! A testing and measurement service with numerous achievements in anchor bolts and construction hardware.

The "Tensile Testing Service" verifies and measures whether our main products, such as anchor bolts and construction hardware from Otsu Iron Works, meet JIS standards and are safe for market release, providing "peace of mind." The testing category uses the "Amsler testing machine" to express tensile strength and yield strength through the Amsler curve. We also test and measure a variety of items beyond construction hardware to meet your needs. ■ Currently running a tensile testing campaign! ■ 【Ideal for testing products like these!】 ■ Restraint hardware ■ Anchor bolts ■ High-tension bolts ■ Seismic reinforcement hardware ■ Hook hardware and round steel bends ■ Reinforcement hardware And more, actively used in various construction materials and hardware. * For more details, please contact us directly. * For campaign details, please refer to the downloadable back issue of our newsletter Vol.1.

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Otsu Ironworks Co., Ltd. Information Magazine VOL.1 Back Issues

Present included ♪ "Tensile Testing Machine Public Project" VOL.1 (Released on December 1)

This is the back issue of the information newsletter from Otsu Iron Works Co., Ltd. distributed on December 1st. *There is also campaign information available, so please feel free to contact us for more details.*

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Introduction of Otti-kun, the unofficial mascot of Otsu Ironworks.

This is the introduction page for Otty-kun, the unofficial mascot character of Otsu Ironworks Co., Ltd.

This is the introduction page for Otty-kun, the unofficial mascot character of Otsu Iron Works Co., Ltd. 【★Otty-kun's Profile★】 ■ Unofficial mascot of Otsu Iron Works Co., Ltd. ■ Appearance: a super cool round body ■ Aspiring to be a businessman traveling around the world *For more details, please feel free to contact us.

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Otsu Ironworks Introduction Brochure

The unofficial mascot character Otty-kun introduces Otsu Ironworks.

This is the introduction brochure for Otsu Ironworks presented by Otti-kun.

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Anchor set construction and installation [*Integrated manufacturing and construction system*]

As a manufacturer of anchor bolts, we specialize in comprehensive anchor set construction, from design to manufacturing and installation!

Otsu Iron Works Co., Ltd. handles anchor bolts used in building foundations, as well as bolts and screws for construction, providing a consistent service from manufacturing to installation. We also offer same-day issuance of mill sheets and proposals related to special anchor frames and anchor sets for machinery equipment installed in production factories and plants. We achieve centralized management that complies with standards and clearly defines traceability management. [Reasons to Choose Otsu Iron Works for Installation] 1. As a manufacturer of anchor bolts, scheduling for delivery and installation is easy. 2. Comprehensive proposals for frame drawings, manufacturing, and installation tailored to the conditions of the construction site. 3. All proposals related to complex and special anchor frames and anchor sets. *Please feel free to consult us regarding anchor bolts, anchor frames, and anchor sets. *For more details, please do not hesitate to contact us.

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Hangtou reinforcement bar construction 【*Integrated manufacturing and construction system】

Reduce troublesome adjustments at construction sites! Restructure processes with anchor sets according to the situation to shorten construction time. Manage complex pile head reinforcement work as a whole.

If you are concerned about the interference between anchor bolts and reinforcement bars, leave it to Otsu Iron Works. By carrying out the anchor set construction together, not only can we coordinate everything from the pile head reinforcement work to the anchor installation work at once, but we can also handle adjustments between construction workers, eliminating troublesome adjustments at the construction site. Additionally, we can rearrange the processes of pile head reinforcement and anchor set construction according to the situation, which can lead to a reduction in construction time. We can also manage complex pile head reinforcement work, including pile studs, pile head gold welding, New J-BAR, NCP anchors, and FT caps, all at once. [Reasons to choose Otsu Iron Works for construction] 1. Simultaneous construction with anchor sets allows for complex inter-vendor adjustments. 2. Reduction in construction time. 3. Comprehensive management of complex pile head reinforcement work. *Please feel free to contact us for more details.

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Construction and civil engineering related hardware installation [*Integrated manufacturing and installation system*]

We carry out construction work such as on-site arc welding, gas cutting, and miscellaneous metalworking, as well as the fabrication and installation of steel frames and metal products.

At Otsu Ironworks, we carry out construction work including arc welding and gas cutting on-site, as well as the fabrication and installation of steel frames and metal components. Additionally, we interpret the provided design drawings and create construction drawings to ensure that the installation work can proceed smoothly, taking into account the preceding and subsequent processes on-site. With our experienced and proven personnel who have worked on numerous projects, we can cater to the diverse needs of our clients. 【Construction Menu】 ■ Seismic, vibration isolation, and damping construction ■ Concrete embedded metalwork ■ Parking lot ancillary work ■ Pile anchor bolt method ■ Column steel plate wrapping ■ Steel frame construction for system buildings 【Reasons to choose Otsu Ironworks for your construction needs】 1. We interpret design drawings and create construction drawings for proposals. 2. Our personnel have extensive experience and proven track records. 3. We are capable of high-precision construction. *Please feel free to contact us for more details.

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Floor Deck and Stud 【*Integrated Manufacturing and Construction System】

We are carrying out construction work for deck plates, stud jibbles, and concrete stops!

We not only sell deck plates, stud jibs, and concrete stops, but also carry out construction work. We handle composite decks and flat deck materials from various manufacturers, and we can assist with everything from creating layout drawings for deck plates to arranging deck materials, coordinating construction meetings, and carrying out construction work, including new builds as well as renovations and seismic reinforcement work. We offer various types of studs, including head-type studs, deformed studs, and screw studs, and we can manage everything from material procurement to construction. *For more details, please feel free to contact us.

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Solar panel mounting and pile installation [*Integrated manufacturing and construction system*]

Based on our extensive experience and track record in handling the installation of solar mounting systems on various conditions (such as walls and slopes), we offer proposals tailored to your needs!

Installation of solar panel mounting structures by Otsu Iron Works! We can coordinate everything from panel layout and design to construction, so you can trust us with your project. Depending on the situation, we will propose a combination of our own and other companies' products. 【Examples of Construction Achievements】 ■ Ground-mounted structures (concrete foundation) - Truss structures… customizable in terms of number of tiers and angles - Lightweight structures… excellent cost performance and quick installation ■ Ground-mounted structures (pile foundation) - OT screw piles… piles that utilize the strength of the ground. Easy to install and remove - Steel pipe piles… effective in areas with low pull-out strength. Can be installed even in hard rock areas ■ Flat roof structures… possible at high elevations! Custom design to fit roof shapes ■ Aluminum structures (high corrosion resistance, high strength, lightweight)… high strength due to corrosion-resistant and thick-walled construction ■ Standing seam roof structures… bolt-fixed to prevent detachment due to strong winds or earthquakes ■ Parking lot structures… effectively utilizing parking lots as power generation sites ■ Special custom-made structures… designed and constructed to meet various conditions *For more details, please feel free to contact us.

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Steel structure construction [*Integrated manufacturing and construction system*]

From steel frame construction of public buildings, offices, factories, and stores made of heavy and light steel frames, to the fabrication of steel staircases that match the buildings!

At Otsu Iron Works, we undertake construction projects that involve the processing and assembly of steel materials such as shaped steel and steel plates to create structures. We have experience in steel construction for public buildings, office buildings, factories, and stores, both in heavy steel frame and light steel frame. We also welcome inquiries for custom-made products and creative metalwork. 【Reasons to choose Otsu Iron Works for your construction】 1. Selection of factories based on the scale of construction and manufacturing difficulty. 2. Capable of handling steel fabrication at J-grade to H-grade factories. 3. Comprehensive management from production to on-site construction (erection, final tightening, welding work) through Otsu Iron Works' network. *Please feel free to contact us for more details.

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Construction and civil engineering related metalwork: "Seismic resistance, seismic isolation, and vibration control work."

Many achievements! We handle the manufacturing and installation of special hardware for seismic, anti-seismic, and vibration control construction!

At Otsu Ironworks, we provide comprehensive services that integrate "design," "manufacturing," "construction," and "planning and proposals." In the field of "seismic resistance, seismic isolation, and vibration control construction," we can manufacture and install special hardware. As long as we have the drawings, we can produce both commercialized and non-commercialized items in our factory and install them on-site. We have numerous achievements in installing experimental equipment for research facilities, as well as in national important cultural properties and government offices. 【Features】 ■ Seismic Resistance - As long as we have the drawings, we can manufacture in the factory and install on-site. ■ Seismic Isolation - We handle everything from the production of upper and lower plates to the on-site construction of seismic isolation devices. ■ Vibration Control - We manufacture special hardware that secures vibration control devices to buildings and carry out on-site installations. - We have many achievements in installing experimental equipment for research facilities, as well as in national important cultural properties and government offices. *For more details, please feel free to contact us.

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Construction and civil engineering related metalwork construction: "Concrete Embedded Metalwork Construction"

Comprehensive support from manufacturing hardware to installation methods and construction! Proposals regardless of the scale of the site!

At Otsu Ironworks, we provide comprehensive services that integrate "design," "manufacturing," "construction," and "planning and proposals." To secure manufacturing lines and plants, we manufacture and install embedded metal fixtures in concrete in-house. Not only do we perform construction, but we also participate from the preliminary meetings by reading the drawings, and we consistently handle everything from the manufacturing of the fixtures to the proposal of installation methods and the actual construction. Additionally, by considering other processes such as formwork and rebar in the preceding and subsequent stages, we ensure high precision by proposing how to install the fixtures. We make proposals regardless of the scale of the site, from large-scale projects involving installations in vast buildings to small-scale projects with just a few installations. 【Features】 ■ Concrete embedded metal fixture work for securing manufacturing lines and plants ■ Comprehensive support from the manufacturing of fixtures to proposal of installation methods and construction ■ High precision ■ Proposals that are not influenced by the scale of the site *For more details, please feel free to contact us.

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Steel Structure Construction: Steel Frame Work

Maintaining structural quality just by managing on-site welding! Achieving high stability and long spans!

Our company has been engaged in "steel frame construction" for numerous public buildings, offices, factories, and stores, supported by certified factories ranging from J grade to H grade. In heavy steel frame rigid frame structures, the steel is produced in factories, and only assembly work is done on-site, making it easier to maintain consistent structural quality by managing the on-site welding areas. Additionally, in truss structures, the structural stability is extremely high, allowing for long spans that are impossible with other structures, such as gymnasium roofs and steel bridges. 【Features】 ■ Heavy steel frame rigid frame structure - It is easier to maintain consistent structural quality by managing only the on-site welding areas. ■ Truss structure - Extremely high structural stability, achieving long spans. ■ Supported by certified factories from J grade to H grade. ■ Extensive experience in public buildings, offices, factories, and stores in heavy and lightweight steel frame construction. *For more details, please feel free to contact us.

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Steel Structure Construction: Steel Staircase Construction

Steel stairs that fit perfectly into any building! Custom-made and installation services are also available!

At Otsu Ironworks, which provides comprehensive services that integrate "design," "manufacturing," "construction," and "planning and proposals," we manufacture internal and external staircases, including spiral staircases, through our partner manufacturers. We can accommodate the production of steel staircases that fit perfectly into any type of building. We also welcome inquiries for custom-made products and creative metalwork. Additionally, we can handle installation work as needed. 【Features】 ■ Providing steel staircases manufactured by partner manufacturers ■ Accommodating custom-made products and creative metalwork ■ Handling installation work as needed *For more details, please feel free to contact us.

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"Container Bag / Container Bag Stand" San-ai Co., Ltd.

You can choose container bags according to your needs! There are also convenient container back stands for work.

This is an introduction to the products of San-ai Co., Ltd. We handle container bags and container bag stands. 【Container Bags】 ■ FIBC #002/#005 ■ Black FIBC #002(B) ■ Square FIBC #004 ■ Round FIBC 5K #002 ■ Weather-resistant large sandbags GTB-3 ■ Useful Bag (Multipurpose Fugo) Capacity: 500–1000kg Material: Polypropylene with UV additives, etc. 【Container Bag Stands】 ■ FIBC Stand *For more details, please download the comprehensive catalog or contact us.

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"Simple Mokkō" San-ai Co., Ltd.

For picking up and moving items! It can be widely used in construction, transportation, landscaping, and more.

This is an introduction to the products of San-ai Co., Ltd. We handle simple moku. 【Simple Moku】 ■ OTS Simple Moku Dimensions: 1.8×1.8 Suspension Belt: 100mm×2400mm Material: Polypropylene Initial Load: Approximately 1,000kg *For more details, please download the comprehensive catalog or contact us.

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"Various types of sandbags" San-ai Co., Ltd.

You can choose sandbags according to your purpose!

This is an introduction to the products of San-ai Co., Ltd. We handle various types of sandbags. 【Sandbag Lineup】 ■ Blue Line Sandbag ■ Green Frame Line Sandbag ■ Red Frame Line Sandbag ■ Premium Three-Line Sandbag ■ UV Clear Sandbag ■ L-Shaped UV Sandbag Premium SUN BAG ■ UV Black Sandbag ■ Clear Sandbag (with strong type available) ■ Color Sandbag (Material: PP) ■ Pillow Sandbag (Material: PE) ■ PE Vegetation Sandbag *For more details, please download the comprehensive catalog or contact us.

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"Blue Sheet / White Sheet" San-ai Co., Ltd.

We have a variety of sizes of blue sheets, which are essential at construction sites.

Introducing the products of San-ai Co., Ltd. We handle blue sheets and white sheets. 【Lineup of Blue Sheets / White Sheets】 ■ Blue Sheet #1500, imported, approximately 1.0 kg (some details may include white sheets) ■ Blue Sheet #2000, imported, approximately 1.9 kg ■ Blue Sheet #3000, imported, approximately 2.7 kg (for industrial packaging) ■ High-P Sheet #3000, domestically produced, approximately 3.0 kg ■ Blue Sheet / White Sheet raw fabric, imported *For more details, please download the comprehensive catalog or contact us.

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