外径:10〜457mm
标准:bs,astm,asme,en,din,gb和jis
材料:A53,A106,B 20#
应用:石油,电力,气体冶金,造纸,化工,医疗设备,航空,锅炉热交换器,造船,建筑和包装,具有标准出口包装
Outer diameter: 10 to 457mm
Standards: BS, ASTM, ASME, EN, DIN, GB and JIS
Materials: A53,A106, B 20#
Applications: petroleum, power,gas metallurgy, paper making, chemical, medical equipment, aviation, boiler heat, exchanger, shipbuilding, construction and package, with standard export packaging