1. Stainless Steel : ASTM A403 WP 304, 304L, 304H, 316, 316L, 317, 317L, 321, 310, 347, 904L
2. Carbon Steel : ASTM A234 WPB, A420 WPL3, A420 WPL6, MSS-SP-75 WPHY 42, 46, 52, 56, 60, 65, 70
3. Alloy Steel : ASTM A234 WP1, WP5, WP9, WP11, WP22, WP91
4. Others : Monel, nickel, inconel, hastelloy, copper, brass, bronze, titanium, tantalum, bismuth, aluminum, high speed steel, zinc and lead
5. Size : 1/8" NB to 48" NB. (Seamless & Welded)