stainless steel 90 degree elbow 1.Certificate:SGS,ISO,CCS,API ... :sch5s-sch160,XS,XXS 4.Radius:LR,SR stainless steel 90 degree elbowTypeButt welded pipe fittingsSizeSeamless 1/2" To 24 ... JIS, BS, ISO, GB, SH, AND HG etc MaterialStainless Steel: ASTM A403 WP304, 304L, 310, 316, 316L, 321 ... ,and ISO9001:2000Productivity50000 ton per yearKeywords:ELBOW,SEAMLESS PIPE FITTING stainless steel 90 degree elbow