STAINLESS STEEL : ASTM/ASME304,304L,304H,304H,309S,309H,310S,310H,316,315TI,316H ,316N, 317,317L. DUPLEX STEEL : ASTM/ASME SA 790 UNS NO. CARBON STEEL : ASTM ASME A 53 GR A & B, API5L X42, X46, X60, X65 & X70,ASTM/ASME A691 GR A,B & C ALLOY STEEL : ASTM/ASME A 335 GR P1, P5,P9,P11,P12,P22,P23,P91,ASTM/ASME A 691 GR 1 CR,11/4 CR,21/4CR. NICKEL ALLOY : ASTM/ASME SB 163 UNS 2200(NICKEL200) ASTM/ASME SB 163 UNS 2021(NICKEL201) ASTM/ASME SB 163/165 UNS 4400 (MONEL 400) ASTM /ASME SB 464 UNS 8020(ALLOY 20/20CB 3) ASTM/ASME SB 704/705 UNS 8825 (INCONEL 600)ASTM ASME SB 167UNS 6601 (ONCONEL 601) ASTM/ASME SB 704/705 UNS 6625 (INCONEL 625) ASTM /ASME SB 619/622/626/UNS 10276 (HASTELLOY C276). PIPES & TUBES COPPER ALLOY : ASTM/ASME SB 111 N 10100,10200,10300,10800,12000,12200,70600,71500 TYPES : Round, Square, Rectangular. SIZE : Up to 24 NB (Seamless), Up to 48 (Welded) WALL THICKNESS : Sch.5s to Sch. XXS