... :stainless steel, standard:ASME TH:SCH20-XXS st42 steel pipes pipes for casing,oil casing and tubing in oil wells,High ... 98 JIS G3441-1994 JIS G3444-1994Seamless steel tubes and pipes forGB/T8163-199910, 20, Q295, Q345ASTM A53-98liquid ... , 15MoG, 20MoG, 12Cr1MoVG, 15CrMoVG, 12Cr2MoG, 12Cr2MoWVTiB, 12Cr3MoVSiTiB,ASTM A106-96aand Pipes forATSM A213-95aHigh Pressure BoilerJIS G3461-1988 JIS G3462-1998 ...