We manufacture a wide range of butt welding pipe fitting used for the Oil, Gas, Chemical, Petrochemical and power generation industries with materials from plain carbon steel to high-alloy stainless steel. Standard: ANSI: ASME B16.9, ASME B16.28, MSS-SP-75 DIN: DIN 2605, DIN 2615, DIN 2616, DIN2617 and DIN 28011 JIS: JIS B 2313 EN: EN 10253-1 EN 10253-2 Materials: Carbon Steel: ASTM A234 WPB, WPC; ASTM A420 WPL9, WPL3, WPL6 Alloy Steel: ASTM A234 WP1, WP12, WP11, WP22, WP5, WP9, WP91 Stainless Steel: ASTM A403 WP304/304L, WP316/316L, WP321, WP347 We handle ASTM A234 WPB, ST37.0, ST45.8, SS440, 304L, 316L best. Size: 1/2' to 48' (Seamless); 30" to 80" (Welded) Wall Thickness: Sch. 5S to Sch. XXS Contact us: sales(at)kingvia.biz Surface Treatment: Transparent oil, rust-proof black oil or hot galvanizing