This document specifies the order information, dimensions, shapes, masses, technical requirements, test methods, inspection rules, packaging, marking and quality certification of the welded austenitic-ferritic(duplex)stainless steel tubes for heat exchanger.
This document is applicable to the welded austenitic-ferritic(duplex)stainless steel tubes (Hereinafter referred to as steel tubes)for heat exchanger.
定价: 312元 / 折扣价: 266 元 加购物车
This part of GB/T 21833 specifies ordering information,dimensions,shapes,masses,technical requirements,test methods,inspection rules,packaging,marking and quality certification of seamless austenitic-ferritic (duplex) stainless steel tubes for heat exchanger.
This part is applicable to seamless austenitic-ferritic (duplex) stainless steel tubes (hereafter referred to as tubes) for heat exchanger.
定价: 456元 / 折扣价: 388 元 加购物车
This part of GB/T 21833 specifies ordering information,dimensions,shapes,mass,technical requirements,test methods,inspection rules,packaging,marking and quality certification of seamless austenitic-ferritic (duplex) stainless steel pipes for fluid service.
This part is applicable to seamless austenitic-ferritic (duplex) stainless steel pipes (Hereafter referred to as pipes) for fluid service.
定价: 456元 / 折扣价: 388 元 加购物车