This document specifies ordering information, dimensions, shapes, masses, tolerance, technical requirements, test methods, inspection rules, packing, marking and quality certificate of the seamless steel tubes for low and medium pressure boiler.
This document is applicable to the manufacturing of quality carbon structural steel seamless steel tubes for low and medium pressure boiler(hereinafter referred to as steel tube). and this document is also applicable to other seamless steel tubes for pipelines.
定价: 456元 / 折扣价: 388 元 加购物车
This standard specifies classification, symbol, ordering information, dimensions, shapes, masses, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of seamless stainless steel tubes and pipes for the industrial furnace of petroleum and chemical hydrogenation unit.
This standard is applicable to the seamless stainless steel tubes and pipes with an outside diameter from 68 mm to 273 mm (hereinafter referred to tubes) for the industrial furnace of petroleum and chemical hydrogenation unit.
定价: 516元 / 折扣价: 439 元 加购物车

我的标准
购物车
400-168-0010




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