TP304,TP304L,TP304H,TP310S,TP310H,TP316,TP316L,TP316H,TP316TI,TP321,TP321H,TP347,TP347H,904L,S31803,0Cr18Ni9,00Cr19Ni10,0Cr18Ni11Ti,1Cr18Ni11Ti,0Cr17Ni12Mo2,00Cr17Ni14Mo2,0Cr18Ni12Mo3Ti,00Cr19Ni13Mo3,0Cr25Ni20Diameter from 6mm~630mm wall thickness from 0.9mm~40mm Max:17 Meter Length.According ASTM A213/ASME A213,ASTM A312/ASME A312,DIN17456,ASTM A269/ASME A269,EN10216-5,JIS3459,ASTM A789/ASTM A790,Pipe - Stainless Steel:ASTM A312, ASTM A358ASTM A249, ASTMA269, ASTM A270JIS G3459, JIS G3463, JIS G3447Tube:A179, A192, A210, A213, A334, A178, A214.Duplex 2205 : 1/2&＃39;&＃39; NB 12&＃39;&＃39;NB S/10S, 20, 40S, 80S, 100, 120, 160, XXSS Duplex 2507 : 1/2" NB8" NB S/10s, 40S, 80S, 160Super stainless 904L, 254, alloy 20, 1/2" 14" NB In major schedulesNickel alloys 800H/T, alloy 20, 200, 201, 400 in major sizesPipes, Seamiless & Welded pipes, are the main part of processlng industries,together with fittings, flanges and valves, Gaya Keep SEAMLESS&WELDED PIPES,ELBOWS, TEES, REDUCERS, FINISHED & SEMI FINISHED FLANGES, in daily stocks,Respondlng to URGENT demands in and around the nation, from stocks of within - 4 weeks Delivery system in our standard supply programms&＃39; ranges Petrochemical Engineering,Oil well/Oifield,solar energy polysilicon,ocean engineering,shipbuilding,boiler heat exchanger,environmental protection equipment,hydropower,chemical fertilizer and new energy equipment.Posco Steel,hyundai Steel,hyundai Engineering,SamSung Steel,Samsung engineering.SeAH Special Steel Co Ltd,Gana steel,Korea steel,Dongkuk Steel Mill Co. Ltd,Dongbu steel,Hyosun Steel&Metal,union steel Korea,ASTM A213/ASME SA213 standard specification for seamles ferritic and austenitic alloy-steel boiler,superheater,and heat-exchanger tubesASTM A312/ASME SA312 Standard specification for seamless,welded,and heavily cold worked austenitic stainless steel pipesASTM A789/ASME SA789 Standard specification for seamless and welded fettitic/Austenitic stainless steel Tubing for general service.