Achieving high quality at low cost! High toughness columns certified by the Minister of Land, Infrastructure, Transport and Tourism.
The "N Column/NBCP325EX" is a highly tough column that guarantees a Charpy absorption energy of over 70J in both flat and corner sections. It uses EzWELD steel from Sumitomo Metal Industries, which allows for the removal of design restrictions imposed on cold-formed square steel pipes even when applying conventional lamination methods. Additionally, when using EzWELD steel from Sumitomo Metal Industries for the diaphragm (including base plate and top plate) and welding materials, the heat input and interpass temperature restrictions are relaxed, improving welding efficiency. 【Features】 ■ High performance ■ High quality and low cost ■ Rational and highly economical ■ Widely adopted in steel structures ■ Certified by the Minister of Land, Infrastructure, Transport and Tourism *For more details, please refer to the catalog or feel free to contact us.
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Nakajima Steel Pipe Co., Ltd. is a company primarily engaged in the manufacturing of structural square steel pipes, as well as the design, production, and construction of steel structures. We have consistently provided high-performance building materials in the form of steel pipes and excellent advanced technologies. Focusing on the manufacturing of hot-formed steel pipes, we are expanding our presence in the global market, including Europe. Please look forward to the passionate steel pipe manufacturing technology of Nakajima Steel Pipe.