This standard specifies the classification and designation, ordering information, dimensions, shape, mass, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of quality carbon structure steel bars.
This standard applies to hotrolled and forged quality carbon structure steel bars with nominal diameter or thickness not greater than 250 mm.Quality carbon structure steel bars (hereinafter referred to as steel bars) with nominal diameter or thickness greater than 250 mm may also be supplied upon agreement between the purchaser and the manufacturer.
The steel grades and chemical composition specified in this standard also apply to steel ingots, billets, blooms, steel products with other crosssections and their products.
定价: 252元 / 折扣价: 215 元 加购物车
This standard specifies classification and designation, ordering information, dimensions, shape, technical requirements, test methods, inspection rules, packaging, marking and quality certificate for high -carbon chromium bearing steel.
This standard is applicable to high-carbon chromium bearing steel in the form of hot-rolled and forged round bars, hot-rolled round wire rods as well as cold drawn round bars(in straight lengths or in coils) to be used in the manufacture of bearing rings and rolling bodies (hereinafter referred to as steel products).
By agreement between the manufacturer and purchaser, this standard may be applied to steel products or billets of other forms and dimensions, with specific requirements indicated in the contract.
定价: 576元 / 折扣价: 490 元 加购物车