1. Material:12Cr1MoVG, pili i ke kūlana aupuniGB5310, mea 12Cr1MoVG, hoʻohana: kiʻekiʻe-press boiler seamless paipu

2. Material:15CrMoG, e pili ana i ke kūlana aupuni GB5310, ʻo 15CrMoG ka mea, ʻo ka hoʻohana ʻana he paipu boiler kiʻekiʻe, ʻo ka maʻamau ʻAmelika e pili ana.A213/A335, ka meaT12/P12, ʻO ka hoʻohana ʻana he paipu kila ʻole ka paila, e pili ana i ka German standard DIN17175, ʻo 13CrMo44 ka mea, ʻo ka hoʻohana ʻana he kūpaʻa Hot steel seamless steel pipe. ʻO ka maʻamau ʻEulopa e pili ana ʻo EN10216-2, ʻo 13CrMo4-5 ka mea, hoʻohana: ka paipu kaomi, HS code ʻo 7304599090.

3. Material: 1Cr5Mo, e pili ana i ka hae aupuniGB9948a i ʻole GB6479, mea 1Cr5Mo, hoʻohana, seamless kila paipu no kiʻekiʻe-press boilers, e like me ka American standard A213/A335, mea: T5/P5, hoʻohana, seamless kila paipu no boilers, e pili ana i ka German hae EN10216-2, mea. ʻO X11CrMo5, hoʻohana, paipu paʻa paʻa, HS code ʻo 7304599090.