Standard | ASTM A53, API 5L,ASTM A106,ASTM A179 ,ASTM A192 ,ASTM SA213/A519,DIN1629/EN10216-1,DIN17175/EN10216-2,DIN 2391-1,API SPEC 5CT |
Material | 20#,A106B,4140,4130,ST37.0,ST35.8,St37.2,St35.4/8,St42,St45,St52,12CrMo,12CrMoV,12Cr1MoV,GB3087,GB5310,20G,20MnG,25MnG,15CrMoG,12Cr2MoG,12Cr1MoVG,27SiMn,40Cr,35CrMo,45Mn2,API 5L B,X42,X46,X52,X60, X65 |
Wall Thickness | SCH10,SCH20,SCH30,STD,SCH40,SCH60,XS,SCH80, SCH100,SCH120,SCH140,SCH160,XXS,DIN, JIS standard thickness |
Surface | Black painting, black varnish, transparent oil, hot galvanized, 3PE,epoxy coating,BE,PE.etc. |
Special Use | Building industry machinery, low and middle pressure fluid pipeline, boiler, petroleum and natural gas industry, drilling, chemical |