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  3. DAIICHI CO.,LTD.
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DAIICHI CO.,LTD.

EstablishmentJanuary 1971
capital6000Ten thousand
number of employees135
addressAichi/Minato-ku, Nagoya-shi/Otemachi 6-10
phone052-653-9151
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last updated:Aug 27, 2025
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DAIICHI CO.,LTD. Product Lineup

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Welded joint Welded joint
Flange Flange
Screw joint Screw joint
class="retina-image"

【For Construction】8-Sided Screw Joint

Achieving piping that does not compromise design integrity.

In the construction industry, piping is not only a functional element but also an important aspect of design. The design of exposed piping greatly influences the impression of a building. Traditional fittings are prone to scratches during installation, which can detract from their appearance. Additionally, working in tight spaces can reduce construction efficiency. Our "Octagonal Screw Fitting" addresses these challenges, achieving both a beautiful finish and efficient installation. 【Usage Scenarios】 - Architectural projects that prioritize the design of exposed piping - Situations requiring piping work in confined spaces - Cases where preventing scratches on piping is desired 【Benefits of Implementation】 - Enhances the design quality of the building with a beautiful finish - Reduces construction time, thereby shortening the project duration - Lowers maintenance costs by preventing scratches

  • Pipe Fittings
  • Piping Materials

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Welded Pipe Fitting Catalog [SUS・Steel]

Introducing the welded pipe fittings from Benkan Kiko Co., Ltd.! Types, dimension tables, process overview diagrams, and more!

This catalog contains the welded pipe fitting products of Benkan Kiko Co., Ltd., which we handle. It includes dimension tables for elbows, reducers, caps, and more, as well as excerpts from JIS steel pipe standards regarding standard thickness and materials for welded pipe fittings, and excerpts from ASTM standards. [Contents (excerpt)] ■ Types of welded pipe fittings ■ Dimensional tolerances for welded pipe fittings ■ Standard thickness for welded pipe fittings ■ Material symbols for welded pipe fittings ■ Marking for welded pipe fittings *For more details, please refer to the PDF document or feel free to contact us.

  • Pipe Fittings

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Butt-welded pipe fitting catalog [Stainless Steel]

Introducing MIE Tech Co., Ltd.'s stainless steel butt-weld pipe fittings!

Our company handles a wide range of products from MIE Tech Co., Ltd. The "Stainless Steel/Butt-Welded Pipe Fitting Catalog" features products that meet your needs with stable quality, comprehensive process management, service systems, and a wide range of dimensions. We offer a lineup including "Elbows [E]", "Tees [T]", and "Reducers [R]", among others. [Contents (Excerpt)] ■ Company Overview ■ Major Production Facilities and Equipment ■ Certifications Held ■ Manufacturing Process of Butt-Welded Pipe Fittings ■ Stainless Steel/Butt-Welded Pipe Fittings for Piping, etc. *For more details, please refer to the PDF document or feel free to contact us.

  • Pipe Fittings
  • Piping Materials

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Can be installed without choosing tools or locations! Stainless steel 'octagonal screw joint'

Work can be done in narrow spaces, and with commercially available spanners and monkey wrenches! A highly convenient screw joint that minimizes tightening scratches.

The "8-Sided Screw Joint" handled by Daiichi Trading Company is a new type of stainless steel screw joint designed to meet customer needs. It minimizes damage and scratches at the tightening points, which are common in traditional piping work. Additionally, it allows for easy tightening in narrow spaces, significantly reducing work time. 【Specifications (excerpt)】 ■ Applicable Standards … Complies with JIS B 2308 (Standards for stainless steel screw joints) ■ Material … SCS13A, SCS14A ■ Sizes … 6A to 100A (The 8-sided type is available up to 50A; from 65A, it becomes a round band type) ■ Applicable Fluids … Steam, air, gas, water, oil, etc. ■ Installation Tools … Can be used with commercially available spanners or monkey wrenches *For more details, please download the PDF or feel free to contact us.

  • Pipe Fittings
  • Piping Materials
  • valve

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Pipe fitting component flange

Introducing the comprehensive catalog of flanges for piping. We meet our customers' needs with a wide range of products!

Our company is a comprehensive piping materials enterprise that wholesales piping components used in industrial complexes, manufacturing plants, construction sites, and more. To accommodate various business environments of our customers, we maintain a rich inventory of items such as "flanges," "welded joints," "screwed joints," "high-pressure joints," "valves," and "pipes." This document provides a detailed introduction to our lineup of "flanges." It covers a wide range of information, from how to install basic flanges onto pipes to the dimensions of each product. [Contents (excerpt)] ■ Classification of JIS flanges ■ How to install basic flanges onto pipes ■ Standard thickness of connecting steel pipes ■ Material standards for flanges ■ Dimensional tolerances for flanges, etc. *For more details, please refer to the PDF document or feel free to contact us.

  • Piping Materials

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Stainless steel threaded joint "Octagonal threaded joint"

Piping work can be done with commercially available spanners and monkey wrenches.

The "8-Sided Screw Joint" is a new type of stainless steel threaded joint designed to meet customer needs. It is possible to reduce scratches that occur on the tightening area during conventional piping work. Additionally, it alleviates the difficulty of tightening work in narrow spaces, leading to a reduction in work time. 【Specifications (excerpt)】 ■ Conforms to JIS B 2308 standards for stainless steel threaded joints ■ Applicable fluids - Steam - Air - Gas - Water - Oil, etc. *For more details, please download the PDF or feel free to contact us.

  • Pipe Fittings
  • Piping Materials

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