... Cross,bend2Size1/2''--72''(Seamless :1/2''--24'',Butt Welding:26''--72'')3MaterialCarbon steel,Stainless steel,Alloy Steel4Material GradesA234 WPB,A106,A53 ... ,SCH STD,SCH XS,SCH XXSClass 150----Class 60009StandardASME,JIS,DIN,GB,etc10CertificateISO9001 ISO14001 CE11SurfaceBlack painted, Galvanized,3PE12Placeof OrignCangzhou, Hebei, ... 5. Chemistry industry 6. Electric industry ANSI alloy steel pipe