合金原管:外径 16mm-426mm* 2.0mm-40mm 常用材质12CrMoV﹑12Cr1MoV﹑12Cr1MoVG﹑15CrMo﹑15 CrMoG﹑T91(P91) ﹑T92(P92) ﹑35 CrMo﹑42 CrMo﹑27SiMn﹑Cr5Mo﹑Cr9Mo(T9 P9) ﹑10CrMo910﹑40Cr﹑1Cr5Mo﹑12 Cr2Mo.
合金热扩钢管:外径 245mm-920mm * 6.0mm-40mm 常用材质:12CrMoV﹑12Cr1MoV﹑12Cr1MoVG﹑15CrMo﹑15 CrMoG﹑T91(P91) ﹑T92(P92) ﹑35 CrMo﹑42 CrMo﹑27SiMn﹑Cr5Mo﹑Cr9Mo(T9 P9) ﹑10CrMo910﹑40Cr﹑1Cr5Mo﹑12 Cr2Mo.
执行标准:GB3087 5310 6479 9948 SY/T 6194 API5CT API5L API5B ASTM53M ASTMA106 ASTMA213/213M DIN17175.