Standards :
ASME B26.9, ASME B16.28, MSS-SP-75, DIN 2605, DIN2616, DIN2617, DIN 28011, JIS B 2313, EN 10253-1, EN10253-2

Size :
Pipe fitting size : 1/2" to 48" (seamless). 30" to 80"(welded)
Wall Thickness : Sch.5s to Sch xxs

Materials :
Carbon Steel : ASTM A234 WPB, WPC, ASTM A420 WPL9, WPL6
Alloy Steel : ASTM A234 WP1, WP12, WP22, WP5, WP9,WP91
Stainless Steel : ASTM1403 WP304/304L, WP316/316/L,WP321,WP347

Surface treatment :
Transparent oil, rust-proof black oil or hot galvanizing

Packing : wooden cases and wooden pallets