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  1. Home
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  3. DAIICHI CO.,LTD.
Trading company/Wholesale
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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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  • Products/Services(7)
  • catalog(5)
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DAIICHI CO.,LTD. Company Overview

For couplings, flanges, valves, and pipes, we will meet your needs with a wide range of stock.

Daiichi Shokai Co., Ltd. is a "comprehensive piping materials company" that wholesales piping components used in industrial complexes, manufacturing plants, and construction sites. While also functioning as a trading company, we sell unique products such as the "octagonal threaded joint," which offers high workability. To quickly respond to our customers' needs, we maintain a rich inventory of stainless steel and iron piping materials at our warehouses. With stable transactions with piping material manufacturers and trading companies over many years, and through our own delivery from strategically located warehouses in major economic zones, we promise to provide products that match our customers' business speed. In October 2021, we launched an online shop! You can now easily purchase our products. Please take advantage of it. https://kk-daiichi.com/wcshop/

Business Activities

Wholesale of piping materials (welded pipe fittings, various fittings, flanges, valves, etc.)

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

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.

Products/Services (7)

Solving the problem of difficult tightening and reducing construction time. Stainless steel threaded joints. product image
Solving the problem of difficult tightening and reducing construction time. Stainless steel threaded joints.
【For Construction】8-Sided Screw Joint product image
【For Construction】8-Sided Screw Joint
Welded Pipe Fitting Catalog [SUS・Steel] product image
Welded Pipe Fitting Catalog [SUS・Steel]
Butt-welded pipe fitting catalog [Stainless Steel] product image
Butt-welded pipe fitting catalog [Stainless Steel]

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catalog(5)

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[Comprehensive Catalog] Welded Couplings [SUS・Steel] | Benkan Kiko

[Comprehensive Catalog] Welded Couplings [SUS・Steel] | Benkan Kiko

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[Comprehensive Catalog] Welded Pipe Fittings [Iron] | Awaji Materia

[Comprehensive Catalog] Welded Pipe Fittings [Iron] | Awaji Materia

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[Comprehensive Catalog] Butt Welding Pipe Fittings [Stainless Steel] | MIE Techno

[Comprehensive Catalog] Butt Welding Pipe Fittings [Stainless Steel] | MIE Techno

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Flange Catalog

Flange Catalog

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news(1)

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Announcement of the Opening of the Official Online Shop [Daiichi Shokai Co., Ltd.]

  • COMPANY

Daiichi Shokai Co., Ltd. is a "comprehensive piping materials company" that wholesales piping components used in chemical plants, manufacturing factories, and construction sites. While also functioning as a trading company, we offer unique products with high workability, such as the "octagonal threaded joint." We are pleased to announce the launch of our official online shop! We handle products such as SUS flanges, SUS threaded fittings, iron welded joints, and iron flanges. With the ability to purchase products easily, we invite you to take advantage of our services.

Oct 11, 2021

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Detailed information

Company name DAIICHI CO.,LTD.
number of employees135
Contact addresspostalcode 455-0046 Aichi/ Minato-ku, Nagoya-shi/ Otemachi 6-10View on map TEL:052-653-9151 FAX:052-653-9161
Key PartnersAwaji Materia Co., Ltd. MIE Tech Co., Ltd. MD Metal Co., Ltd. Benkan Kiko Co., Ltd.
Business LocationsClick here for the list
Industry Trading company/Wholesale
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