1) Material:200 201 304 304L TP304 306 316L TP316 321 310S 317 and so on 2) Standard:GB/T14975-2002. GB/T14976-2002. JIS3446. JIS3448. JIS3459. ASTMA269. ASTMA312. ASTMA511. ASTMA213/A213M. ASTMA312/312M. JIS G3463.DIN2462. 3) Specification.(6-580)*(1-30)*(4000-12000)mm. The specifications can be designed and satisfied for customer's special requirement. 4) Application: transport oil, natural gas, water and some liquid material. 5) Surface finish: anneal/picking/manual polish/mechanical polish. 6)Packing:as per customer's requirement.