Size:1/2" to 72" Thickness:sch5-sch160,XS,XXS Standard:ASTM,ASME,DIN,JIS Certificate:API,ISO,CCS STAINLESS STEEL L/ ... JIS, BS, ISO, GB, SH, AND HG etc MaterialStainless Steel: ASTM A403 WP304, 304L, 310, 316, 316L, 321, 347 ... CCS,and ISO9001:2000Productivity150000 ton per yearKeywords:STAINLESS STEEL L/R ELBOW,carbon steel seamless pipe fittings,steel seamless pipe fittings STAINLESS STEEL L/R ELBOW