This standard specifies terms and definitions, ordering information, dimensions, shape, mass, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of irradiation-resistant and heat-resistant steels.
This standard applies to hot-rolled or forged steel bars with diameter not larger than 150mm for nuclear industry (hereinafter referred to as steel bars).
The steel grades and chemical compositions in this standard also apply to ingots, billets and their products.
定价: 432元 / 折扣价: 368 元 加购物车
This standard specifies the classification and designation,ordering information,dimensions and shape,technical requirements,test methods,inspection rules,packaging,marking and quality certificate of carburizing steels for bearing.
This standard is applicable to carburizing steels for bearing in the form of hot-rolled,hot-forged,cold-drawn and bright round bars (hereinafter referred to as steel bars) to be used in the manufacture of bearing rings and rolling bodies.
Upon agreement between the manufacturer and purchaser,steel bars with other grades and dimensions,which are not listed in this standard,may also be supplied;and the specific requirements should be indicated in the contract.
定价: 288元 / 折扣价: 245 元 加购物车