Mea kiko paipu kila kila: 12Cr1MoVG, 12CrMoG, 15CrMoG, 12CR2MO A me Cr5Mo , Cr9Mo , 10 cr9mo1vnb , 15 nicumonb5

Nā kūlana hoʻokōGB5310-1995, GB6479-2000,GB9948-2006 ka haki ʻana o ka ʻaila, DIN17175-79,ASTM SA335, ASTM SA213, JISG3467-88, JISG3458-88.

He kūpono nā huahana no nā ʻōmole kila humuhumu kūpaʻa kiʻekiʻe, haʻahaʻa a me ka palaho i hoʻohana ʻia i loko o nā ʻoihana petroleum, kemika, ka mana uila a me ka paila.