チューブフォーミング List of Products and Services

We would like to introduce our "Origami Engineering Pipe for Shock Load Absorption." To absorb compressive energy, we have applied a three-dimensional origami structure to metal pipes, which allows for greater energy absorption and crush stroke, as well as smoother load-displacement characteristics compared to conventional pipes during collapse under shock loads. In addition, we also offer products such as "suspension components for large trucks" and "exhaust pipe assembly components." 【Features】 ■ Application of origami engineering to pipes ■ Expected to be utilized as a shock energy absorption component for moving bodies ■ Three-dimensional origami structure applied to metal pipes to absorb compressive energy ■ Greater energy absorption, crush stroke, and smoother load-displacement characteristics compared to conventional pipes *For more details, please refer to the PDF document or feel free to contact us.

• Other Auto Parts
• Vehicle body parts
• Axle parts

As a specialized manufacturer of pipe processing, we are engaged in the development of new methods and the lightweighting, high-strength enhancement, and cost reduction of components that utilize the characteristics of metal pipes. You can view a collection of effective processing examples related to welding-free techniques using riveting technology and VE/VA proposals. 【Examples (partial)】 ■ Flexible piping joints ■ Large valves for plants ■ Change levers for automotive M/T ■ Head pipes (frames) for motorcycles ■ Tie rods for automobiles We have published numerous examples using various processing methods, including bulging, swaging, and variable thickness processing! *For more details, please refer to the PDF materials or feel free to contact us.

• Processing Contract

Our company develops products suitable for a wide range of industries, including the transportation equipment and industrial equipment sectors, based on reliable technology and experience backed by a wealth of achievements. This document includes numerous examples using various processing methods, such as bulge processing, swaging, and variable thickness processing. An overview of the processing can be viewed via "PDF Download." [Contents (partial)] ■ Tube tappet ■ Scope ■ Muffler shell ■ In-out pipes for oil coolers ■ Grip for bathtub installation *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulging) as the core method, along with a dozen other processing techniques. The "pintle rod for truck suspension" is a component for vibration-damping rubber that absorbs shocks, located between the suspension (leaf spring) chassis and the tires. Traditionally, it was a solid component, and since multiple units are used per vehicle, weight reduction was required, leading to the realization of hollowing from thick-walled pipes. The weight has been reduced by half. 【Overview】 ■ Name: Pintle Rod for Truck Suspension ■ Processing Method: Drawing and Shaping ■ Material: Structural Carbon Steel ■ Application: Truck Suspension *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulge processing) as the core method, along with several other processing techniques. We would like to introduce a processing example of the "BODY-VALVE." Previously produced as welded sheet metal monaka, we achieved integrated forming from pipe material to reduce costs and improve aesthetics by eliminating welding. 【Overview】 ■ Name: BODY-VALVE ■ Processing Method: Drawing and Bulging ■ Material: Stainless Steel ■ Application: Exhaust pipe with built-in flow switching valve *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulge processing) as the core method, along with a dozen other processing techniques. Here, we introduce examples of processing "Origami Engineering Pipes." Origami engineering (2D) is applied to pipes (3D). (Joint development with Tokyo Institute of Technology) When compressed axially, the pipe itself has minimal twisting and collapses straight, which holds potential for use as an impact-absorbing material. 【Overview】 ■ Name: Origami Engineering Pipe ■ Processing Method: Bulge ■ Material: Structural carbon steel, aluminum ■ Applications: Crash boxes, side members, and more *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulge processing) as the core method, along with a dozen other processing techniques. We were producing through cold forging, but due to issues such as running costs, we adopted electric forging processing. Cold forging processing primarily uses vertical presses, and when the forged parts become long, they cannot be processed due to the structure of the press machine. Electric forging allows for horizontal processing, making it possible to work on long products. 【Overview】 ■ Name: Piston rods, shafts, crankshafts ■ Processing method: Electric forging ■ Material: Standard material ■ Application: For automobiles, sewing machines, compressors *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. We would like to introduce a processing example of the "ultra-small R bend intake pipe." To coexist with the turbo and heat exchanger in the engine room, there was a demand for space-saving in the intake manifold. We were able to achieve this goal with an ultra-small R shape utilizing bulge bending. 【Overview】 ■ Name: Ultra-small R bend intake pipe ■ Processing method: Bulge bending and central cutting ■ Material: Aluminum ■ Application: Inlet tube connection parts *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. We would like to introduce a processing example of the "ultra-small radius bent exhaust pipe." Since the product is placed in a narrow engine compartment, it was necessary to create an ultra-small radius bend for the pipe that connects directly to the engine. Shapes that cannot be achieved through standard bending can be realized through bulge bending. 【Overview】 ■ Name: Ultra-small radius bent exhaust pipe ■ Processing method: Bending (bulge bending) ■ Material: Stainless steel ■ Application: Pipe for exhaust systems *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. Here, we introduce a case study of "cooling piping." To fit into the narrow layout around the air discharge section of the compressor, bending alone was not sufficient, so bulging processing was necessary. By combining bending and bulging, we can achieve the desired shape. 【Overview】 ■ Name: Cooling Piping ■ Processing Method: Bending and Bulging ■ Material: Structural Carbon Steel ■ Application: Air discharge piping for compressors *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. We would like to introduce a processing example for "high-pressure piping." We use a thick-walled pipe with a core made of low-temperature melting metal. The pipe is bent into a U-shape, and after processing, the core is melted away to maintain the inner diameter. 【Overview】 ■ Name: High-Pressure Piping ■ Processing Method: Bending (using low-temperature melting metal core) ■ Material: Stainless Steel ■ Application: High-Pressure Piping *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. Traditionally, we welded spherical forged parts to pipes, but we received requests for integration of the pipe for weight reduction and improved vibration strength. By forming the spherical part (tip) integrally from the pipe material, we achieved weight reduction. Increasing the natural frequency also reduced vibrations. 【Overview】 ■ Name: Mirror Stay ■ Processing Method: Intermediate Drawing, Bulging, Closing ■ Material: Structural Carbon Steel ■ Application: Mirror Stay for Trucks *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company develops products tailored to the needs of a wide range of industries, including the transportation equipment and industrial equipment sectors, based on our solid technology and experience backed by extensive achievements. The "battery component" is a nozzle that gradually allows liquid to flow into a container during the charging process. While the tip was previously welded, there was a request for a one-piece molded product due to concerns about corrosion and other issues with the welds, so we only produced a prototype. 【Overview】 ■ Name: Battery Component ■ Processing Method: Closing ■ Material: Stainless Steel ■ Application: Battery *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company develops products suitable for a wide range of industries, including the transportation equipment and industrial equipment sectors, based on reliable technology and experience backed by a wealth of achievements. The "accelerator pipe for automotive engines" is a case for passing the drive shaft. The flange, body, and seal parts are integrally formed through plastic processing. Normally, it would be manufactured by complete machining from thick-walled pipes, but by performing plastic processing from thin-walled pipes to the flange and O-ring groove, we have achieved improved material yield and weight reduction. [Overview] ■ Name: Accelerator Pipe for Automotive Engines ■ Processing Method: Flanging, Expanding, Beading ■ Material: Structural Carbon Steel ■ Application: Accelerator Pipe *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company develops products suitable for a wide range of industries, including the transportation equipment and industrial equipment sectors, based on reliable technology and experience backed by a wealth of achievements. The "seat components for forklifts" are vibration-damping brackets that absorb vibrations transmitted from the vehicle body. Lightweight design is required when lifting the entire chair, and we achieved weight reduction of the vibration-damping brackets used under the seat by utilizing a tubular design. [Overview] ■ Name: Seat components for forklifts ■ Processing method: Stamping and flanging ■ Material: Structural carbon steel ■ Application: Vibration-absorbing damping brackets *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company develops products tailored to the needs of a wide range of industries, including the transportation equipment and industrial equipment sectors, based on our solid technology and experience backed by a wealth of achievements. The "automotive steering shaft" features keyhole drilling and hardening of the hole sections. Key grooves (for the steering lock function) are formed through longitudinal beading processing. We utilize work hardening from plastic processing to ensure the necessary strength, eliminating the hardening process to achieve labor-saving benefits. [Overview] ■ Name: Automotive Steering Shaft ■ Processing Method: Drawing and Beading ■ Material: Structural Carbon Steel ■ Application: Automotive Steering Shaft *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company develops products tailored to the needs of a wide range of industries, including the transportation equipment and industrial equipment sectors, based on our solid technology and experience backed by a wealth of achievements. The "Water Pipe for Truck Engines" is a piping fitting for engine coolant. Traditionally, we processed thick-walled pipes by machining to create the O-ring groove, but with beading processing, we can now form grooves, which also contributes to weight reduction. [Overview] ■ Name: Water Pipe for Truck Engines ■ Processing Method: Beading ■ Material: Structural Carbon Steel ■ Application: Fitting *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company develops products tailored to the needs of a wide range of industries, including the transportation equipment and industrial equipment sectors, based on our solid technology and experience backed by a wealth of achievements. Here, we introduce a processing example of "nozzle components for equipment." A cylindrical pipe and a square-shaped pipe are integrally formed without welding or other joining methods. Compared to joined products, the fluid flowing inside the pipe is smoother. 【Overview】 ■ Name: Nozzle components for equipment ■ Processing method: Pipe expansion and square flattening (roller) ■ Material: Stainless steel ■ Application: Nozzle *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company develops products tailored to the needs of a wide range of industries, including the transportation equipment and industrial equipment sectors, based on our solid technology and experience backed by a wealth of achievements. "Automotive air conditioning parts" refer to the in-and-out joints of the evaporator for air conditioning. These parts are formed through bulging from square pipe material and pressing in a bottom plate. The flatness accuracy of the square body section is high, which minimizes the gap with the counterpart parts during the subsequent brazing process, thereby reducing the defect rate. [Overview] ■ Name: Automotive air conditioning parts ■ Processing method: Bulging, central cutting, bottom plate pressing ■ Material: Aluminum ■ Application: Evaporator parts *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company develops products that meet the needs of a wide range of industries, including the transportation equipment and industrial equipment sectors, based on our solid technology and experience backed by a wealth of achievements. The "drive shaft for industrial robots" is a shaft used for power transmission. Traditionally, shafts made from full cutting or welding types were used, but due to concerns about strength, they have been changed to cold riveted joint type shafts. [Overview] ■ Name: Drive Shaft for Industrial Robots ■ Processing Method: Drawing and Riveting ■ Material: Structural Carbon Steel ■ Application: Drive Shaft for Industrial Robot Arms *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. The "automotive tie rod" is a shaft used to change the angle of the tires during steering. Due to significant concerns regarding strength and breakage with the two-piece type shaft, a monolithic molded product was adopted. 【Overview】 ■ Name: Automotive Tie Rod ■ Processing Method: Variable wall thickness, irregular shape ■ Material: Structural carbon steel ■ Application: Automotive steering tie rod *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. The "head pipe (frame) for motorcycles" is a bearing component used at the junction of the frame and the handlebars. We were considering cutting from thick-walled pipes and welding separate pieces at both ends, but we were able to achieve reliability in strength through reduced cutting allowances and integral formation. 【Overview】 ■ Name: Head Pipe (Frame) for Motorcycles ■ Processing Method: Variable Wall Thickness ■ Material: Structural Carbon Steel ■ Application: Bearing *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. We would like to introduce a processing example of the "Change Lever for Automotive M/T." Due to the different shaft shapes connected to the gears by the engine, we have developed products through drawing and expanding processes, enabling us to accommodate a variety of shapes. By using common materials for drawing and pipe expansion processing, we can achieve a wide range of shapes and gain cost advantages. [Overview] ■ Name: Change Lever for Automotive M/T ■ Processing Method: Drawing and Pipe Expansion ■ Material: Structural Carbon Steel ■ Application: Manual Shift Lever *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. The "steering shaft" is a shaft used for steering purposes. There are various variations in outer diameter and other specifications, and we can accommodate shaft shapes with significant steps at both pipe ends, which allows us to meet customer needs. [Overview] ■ Name: Steering Shaft ■ Processing Method: Drawing and Expanding ■ Material: STKM13A ■ Application: Automotive Steering Shaft *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technologies using various metal pipes as materials. The "Support Pipe for Water Circulation" is used as the inner pipe of disaster water storage tanks. While being an inner pipe that allows water to flow, it also serves as a structural component of the main body. We have overcome the challenges of processing the pipe ends, which are approximately 2 meters long, through methods such as expanding, reducing, and drilling. 【Overview】 ■ Name: Support Pipe for Water Circulation ■ Processing Methods: Pipe expansion, drawing, and flaring ■ Material: Stainless steel ■ Application: Circulation pipe and support for emergency water storage tanks in disasters *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is a manufacturing firm with over 60 years of experience in processing technology using various metal pipes as materials. The "large valve for plants" is a ball valve used for opening and closing flow paths in piping systems such as those in plants. Traditionally made of cast iron, the need for lightweight valves has led to the formation from pipes. This results in a reduction in defect rates due to casting defects and a decrease in material costs for the inner parts. 【Overview】 ■ Name: Large Valve for Plants ■ Processing Method: Swaging ■ Material: Stainless Steel ■ Application: Opening and closing valve for plant piping *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulge processing) as the core method, along with a dozen other processing techniques. Here, we introduce examples of processing for "flexible piping joints." Traditionally, the bellows section was formed using rubber bulging one ridge at a time, but we have adopted bulge processing that allows all ridges to be formed in a single process. Pipes that can absorb impact loads and accommodate expansion and contraction due to temperature changes. Since all ridges can be formed in one process, products with a higher number of ridges offer greater cost advantages. 【Overview】 ■ Name: Flexible piping joint ■ Processing method: Bulge ■ Material: Structural carbon steel, stainless steel ■ Applications: Steering shafts, EGR pipes, etc. *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulge processing) as the core method, along with a dozen other processing techniques. The "bathtub mounting grip" is a grip that you hold onto when exiting the bathtub. Traditionally made of resin and plating, the rise of 24-hour baths and bath additives necessitated the development of stainless steel grips, leading to the creation of an integrally molded product using bending and bulge processing. Even among stainless steel products, compared to sheet metal and monaka welding types or cast types, we can reduce the buffing labor for welded parts and decrease defects caused by porosity in cast items. 【Overview】 ■ Name: Bathtub Mounting Grip ■ Processing Methods: Bending, Crushing, Bulging, Cutting ■ Material: Stainless Steel ■ Application: Grip for Bathtubs *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulge processing) as the core method, along with a dozen other processing techniques. Here, we introduce a processing example of "in-out pipes for oil coolers." To store a multi-stage oil cooler in a confined space, there was a need for extremely small radius bends. This was achieved through bending and bulge processing, allowing installation in the engine compartment. Typically, bending processes cannot form radii below 1D, but by adopting bulge processing, we achieved radii below 1D. 【Overview】 ■ Name: In-out pipes for oil coolers ■ Processing method: Bending, squashing, bulging ■ Material: Aluminum ■ Application: In-out pipes for oil coolers *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulging) as the core method, along with a dozen other processing techniques. Here, we introduce a processing example of the "muffler shell." It is difficult to achieve a monolithic product through press processing, so we chose to use drawing and bulging from a pipe. By making it a monolithic product, there are no welded joints, resulting in a better appearance and cost advantages. 【Overview】 ■ Name: Muffler Shell ■ Processing Method: Drawing, Crushing, Bulging ■ Material: Aluminum ■ Application: Muffler shell for motorcycles *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulge forming) as the core method, along with several other processing techniques. Here are some examples of our "scope" processing. We were shaping from aluminum forged solid materials through cutting processes, but we switched to bulge forming plus tube expansion to reduce cutting costs. This contributed to improving material yield. 【Overview】 ■ Name: Scope ■ Processing Method: Tube Expansion / Bulge ■ Material: Aluminum ■ Application: Scopes for hunting and competitive rifles *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Our company is capable of manufacturing using tube hydroforming (bulge processing) as the core method, along with a dozen other processing techniques. The "tube tappet" is a component formed integrally through pipe processing, including the flange part, bellows part, and joint part. This component is designed to absorb engine vibrations through the bellows part, aiming to block vibrations to the connected counterpart components. Typically, products are made by welding multiple parts together, but by forming them integrally, it excels in vibration strength and leak reliability. [Overview] ■ Name: Tube Tappet ■ Processing Method: Bulge ■ Material: Structural Carbon Steel ■ Application: Engine piping, exhaust pipes *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

The product is a collapsible pipe that applies origami engineering to pipes. Origami engineering, which is also used in satellite solar panels, is applied to pipes. It is expected to be utilized as an impact energy absorption component in moving bodies such as automobiles. Additionally, we also handle "drive shafts" for industrial robots. 【Features】 ■ Origami shapes are formed using hydroforming ■ Compared to regular pipes, the folding increases the crush stroke and energy absorption ■ Due to the inverted spiral shape, it collapses neatly without twisting ■ Jointly developed with Tokyo Institute of Technology *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract
• Pipe and cable cutters

Tube forming is a company that processes metal pipes using various tube forming techniques. As a specialized manufacturer of pipe processing, we are engaged in the development of new methods and efforts to reduce weight, increase strength, and lower costs of components utilizing the characteristics of metal pipes. Please feel free to contact us when you need our services. 【Features】 ■ Weight reduction ■ Increased strength ■ Cost reduction * For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

We would like to introduce a case of processing variable wall thickness in a metal pipe for automotive tie rods. Before the improvement, there were issues such as a decrease in material strength due to thermal effects from welding. By integrating our technology (without welding), we achieved weight reduction and total cost savings. 【Overview】 ■ Before Improvement - Decreased reliability due to stress concentration at the second welding point - Additional process for correcting bending due to welding ■ After Improvement - Weight reduction through integration - Elimination of concerns such as residual stress through cold processing *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Tube Forming Co., Ltd. proposes a welding-free and lightweight solution using riveting technology. Our cold riveting technology eliminates the challenges of component joining through welding, such as material strength reduction due to heat input, distortion, and increased costs for jigs and other equipment. 【Features】 ■ Improved reliability of joints Determination of joint riveting shape considering required strength (twisting direction, pulling direction) plus safety factor ■ Elimination of heat treatment through cold processing (process reduction) ■ Ability to join dissimilar materials ■ Resolution of other welding-related issues *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract

Origami engineering, which was used in satellite solar panels, has been applied to cylindrical pipes. It possesses excellent properties as an impact energy absorption material for automobiles and structures.

• Pipe and cable cutters

Processing method to reduce outer diameter ＝＝＝＝＝　Overview　＝＝＝＝＝ Swaging is a processing method that reduces the outer diameter by narrowing the end or a portion of a pipe. ＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝ ▼For more details, please refer to the materials.

• Processing Contract

Processing method for forming irregular cross-sections ＝＝＝＝＝　Overview　＝＝＝＝＝ Irregular processing is a method of shaping a portion of a pipe into various irregular cross-sectional shapes according to its intended use. ＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝ For more details, please refer to the materials.

• Processing Contract

Processing method for expanding pipe ends ＝＝＝＝＝　Overview　＝＝＝＝＝ The expanding process is a method of widening the ends of pipes. ＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝ ▼For more details, please request the materials.

• Processing Contract