This standard specifies classification, symbols, ordering information, dimensions, shapes, masses, tolerances, technical requirements, rust-proof treatment, test methods, inspection rules, packing, marking and quality certification of the seamless steel tubes for high pressure feedwater heater.
This standard is applicable to the seamless straight, U-bent and serpentine steel tubes ( hereinafter referred to as steel tube ) for high pressure feedwater heater.
定价: 360元 / 折扣价: 306 元 加购物车
This standard specifies the ordering information, dimensions, shapes, masses and permissible variations, technical requirements, test methods, inspection rules, packaging, marking and quality certification of the welded austenitic stainless steel tubes for boiler and heat exchanger.
This standard is applicable to the welded austenitic stainless steel tubes (Hereinafter referred to as tubes)for heat exchanger and medium-and-low pressure boilers.
定价: 456元 / 折扣价: 388 元 加购物车
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