合同製鐡株式会社 List of Products and Services

Kanto Deva Steel Co., Ltd. primarily engages in the brokerage of sales related to rebar, associated processed products, and ancillary goods. ■ Joint 'EG Series' It only requires tightening with a torque wrench, eliminating the need for grout material injection. The EG joint is friendly to both labor and the environment. ■ Threaded Rebar 'Neji Acon' It accommodates high-strength rebar and allows for shortened construction periods through pre-assembly methods. *Joint Ironworks Co., Ltd. and Asahi Industry Co., Ltd. have integrated their rebar sales divisions in the Kanto region to establish a joint sales company, "Kanto Deva Steel Co., Ltd." We appreciate your continued support. *For more details, please refer to the PDF document or feel free to contact us.

• Steel bar construction
• Reinforced concrete construction
• Steel

Kanto Devers Steel Co., Ltd. was established on October 1, 2019, in collaboration with Asahi Kogyo Co., Ltd. 【Products Offered】 ■ Joint 'EG Series' A highly reliable joint that does not require grout and can be tightened with a torque wrench. ■ Threaded Rebar 'Nejiacon' Designed for joining rebar, it helps shorten construction time and is less affected by weather! *For more details, please refer to the PDF document or feel free to contact us.

• Steel bar construction
• Reinforced concrete construction
• Steel

In 2019, Kanto Devar Steel Co., Ltd. was established as a joint sales company by Nippon Steel Corporation and Asahi Kogyo Co., Ltd. The "EG Joint/EG Splice Joint" is a joint that integrates by aligning screws joined at the ends of rebar through friction welding and connecting them with a coupler. Since it only requires tightening with a torque wrench and does not need grout material, there are no constraints on the construction period, and no industrial waste is generated. 【Features】 ■ Environmentally friendly as it is groutless ■ Excellent workability enables a shorter construction period ■ Highly reliable friction welding joint ■ Achieves a clear force transmission mechanism without interference from materials other than steel ■ NETIS registration number KT-160128-A *For more details, please refer to the PDF materials or feel free to contact us.

• Steel bar construction
• Reinforced concrete construction
• Steel

The 【EG Joint (Standard Type)】 is a mechanical rebar joint that connects screws joined by friction welding at the ends of rebar using a coupler, and tightens a lock nut with a torque wrench for easy installation. Because it is groutless, construction can proceed regardless of weather conditions, leading to shortened construction periods and no generation of industrial waste. 〇 Obtained the performance evaluation standard for rebar joints【Class A】 in the 2007 edition of the Technical Standards Commentary on the Structural Aspects of Buildings ((Foundation) Japan Building Center Evaluation Number: BCJ Evaluation-RC 0001-04) 〇 Confirmed the joint performance of the Civil Engineering Society's "Rebar Anchorage and Joint Guidelines [2007 Edition]" as【Class SA】 【Features】 ○ Sizes D13 to D51, Steel Grades SD295 to SD490 ○ No grout material required, just tighten with a torque wrench ○ Not affected by weather during construction ○ Compact and fits well ○ High reliability as all stress transfer occurs through steel 〇 Can be used as a lightning conductor for RC structures 〇 No industrial waste generated as no grout is used ○ Parts are shipped already attached to the rebar, eliminating material management hassle ※ Can also be used as a construction joint.

• Steel bar construction
• Reinforced concrete construction
• Steel

The "EG Joint" is a mechanical rebar joint created from the reliability of the deformed bars produced by Godo Steel and friction welding. It allows for easy construction and reduces construction time. 〇 Obtained A-class evaluation according to the performance evaluation standards for rebar joints (Ministry of Construction Notification No. 31) (Japan Architectural Center Evaluation Number: BCJ-RC0538-01) 〇 Confirmed SA-class performance for joint components in the "Guidelines for Rebar Anchorage and Joints [2007 Edition]" by the Japan Society of Civil Engineers 【Features】 ○ Simple installation by just tightening with a torque wrench ○ No grout material required ○ Reduces construction time and labor without the need for special technical skills ○ Compact and well-fitting ○ High structural reliability as all stress transfer occurs through steel 〇 No waste industrial materials generated since no grout material is used * Godo Steel Co., Ltd. and Asahi Kogyo Co., Ltd. established a joint sales company, "Kanto Daybar Steel," in 2019. * For more details, please contact us or download the catalog.

• grout
• Concrete Machinery
• others

The 【EG Joint (Splice Type)】 is a mechanical rebar joint that connects rebar ends joined by friction welding with screws, using a coupler and tightened with a lock nut. It does not require special skills, allowing for a reduction in construction time. Since it is groutless, temperature management is unnecessary, and there is no industrial waste produced. 〇 Obtained the performance evaluation standard for rebar joints【Grade A】 in the 2007 edition of the Structural Technical Standards for Buildings (Evaluation Number by the Japan Architectural Center: BCJ Evaluation-RC 0001-04) 〇 Confirmed the performance of the joint alone as【Grade SA】 in the "Guidelines for Rebar Anchorage and Joints [2007 Edition]" by the Japan Society of Civil Engineers *For more details, please contact us. 【Features】 ○ Sizes D13 to D51, Steel Grades SD295 to SD490 ○ No grout material needed; just tighten with a torque wrench ○ Easy construction enables a reduction in construction time ○ Compact and fits well ○ High reliability as all stress transfer occurs through steel 〇 Can be used as a lightning rod conductor for RC structures 〇 No industrial waste produced as no grout material is used 〇 No ultrasonic inspection required For more information, please contact us or download the catalog.

• others
• grout

The 【EG Joint】 is a mechanical rebar joint that connects rebar ends joined by friction welding with couplers and tightens with lock nuts. It does not require special techniques, allowing for a reduction in construction time. Because it is groutless, temperature management is unnecessary, and no industrial waste is produced. 〇 Obtained the performance evaluation standard for rebar joints【Class A】 in the 2007 edition of the Technical Standards for Structural Design of Buildings (Evaluation Number: BCJ Evaluation-RC 0001-04 by the Japan Architectural Center) 〇 Confirmed the joint performance of the Japan Society of Civil Engineers' "Rebar Anchorage and Joint Guidelines [2007 Edition]" as【Class SA】 【Features】 ○ Sizes D13 to D51, Steel grades SD295 to SD490 ○ Only requires tightening with a torque wrench, no grout material needed ○ Easy installation enables a reduction in construction time ○ Compact design with good fit ○ High reliability as all stress transfer occurs through steel 〇 Can be used as a lightning rod conductor for RC structures 〇 No industrial waste produced as no grout material is used 〇 No ultrasonic inspection required For more details, please contact us or download the catalog.

• others
• grout

The 【EG Fixing Plate】 is a mechanical fixing plate that allows for the anchoring of rebar simply by tightening a circular fixing plate by hand. No grout material is required. 〇 (Foundation) Architectural Structural Technology Support Organization (SABTEC Evaluation 12-05) 【Features】 〇 Can be installed using only hand tightening, reducing construction time and labor 〇 No grout material required 〇 Fixing plates can be attached and detached on-site 〇 Compact and fits well 〇 All stress transfer occurs through steel, providing high structural reliability 〇 No industrial waste is generated as no grout material is used *Joint Steel Co., Ltd. and Asahi Kogyo Co., Ltd. merged in 2019 to become "Kanto Daybars Steel Co., Ltd." *For more details, please contact us or download the PDF. If you require the full design guidelines, please contact us.

• Concrete Machinery
• grout

The 【EG Fixing Plate】 is a mechanical fixing plate that allows for the fixing work of rebar simply by tightening a circular fixing plate by hand. No grout material is required. 〇 Obtained technical evaluation from the (Foundation) Architectural Structural Technology Support Organization (SABTEC Evaluation 12-05R3) 【Features】 〇 Can be installed using only hand tightening, leading to reduced construction time and labor savings 〇 No grout material required 〇 Fixing plates can be attached and detached on-site 〇 Compact and fits well 〇 All stress transmission occurs through steel, providing high structural reliability 〇 No industrial waste is generated as no grout material is used *Joint Steel Co., Ltd. and Asahi Kogyo Co., Ltd. established a joint sales company, "Kanto Daybar Steel Co., Ltd." in 2019. *For more details, please contact us or download the catalog.

• Reinforcement and repair materials

The 【EG Joint (Standard Type)】 is a mechanical rebar joint that is tightened with a lock nut. It does not require any special techniques, making it easy to install and allowing for a reduction in construction time. No grout material is needed, and all stress transfer occurs through the steel, making it a structurally reliable product. 〇 Obtained the performance evaluation standard for rebar joints【Class A】 in the 2015 edition of the Structural Technical Standards Commentary for Buildings ((Foundation) Japan Architectural Center Evaluation Number: BCJ Evaluation-RC 0001-04) 〇 Confirmed the joint performance of the Japan Society of Civil Engineers "Rebar Anchorage and Joint Guidelines [2007 Edition]" as【Class SA】 *For details, please contact us. 【Features】 ○ Sizes D13 to D51, Steel grades SD295 to SD490 ○ Just tighten with a torque wrench, no grout needed ○ Easy installation enables construction time reduction ○ Compact design with good fit ○ High reliability as all stress transfer occurs through steel 〇 Can be used as a lightning rod conductor for RC structures 〇 No waste industrial materials generated since no grout material is used 〇 No ultrasonic inspection required For more details, please contact us or download the catalog.

• Concrete Machinery
• others
• grout

【Features】 ○ Manufactured using thorough quality control and advanced traditional techniques ○ Striving to anticipate user needs and improve various performance aspects ○ A rebar with excellent press-welding and welding properties. * Goto Steel Co., Ltd. and Asahi Kogyo Co., Ltd. integrated their rebar sales divisions in the Kanto region and established a joint sales company, "Kanto Deva Steel," in 2019. * For more details, please contact us or download the catalog.

• Civil Engineering Company
• Other civil engineering services