... to ANSI B16.5,BS4504,BS10,DIN,UNI and JIS standard,made of the raw materials of ASTM A105,A182,ST37 ... according to ANSI B16.9,DIN2605,JIS B2311,ISO AND BS standard. Raw materials: ASTM A234 WPB,ST37.0,ST35.8,SUS403 ... /W, 2000lbs, 3000LBS,6000lbs, 9000lbs, according to ANSI B16.11 standard suitable for steam, water, gas,oil,and other liquids pipe ...