... 80" material:stainless steel certificate:ISO9001 and bv pipe fittingsstainless steel Stainless Steel ElbowStandardASME SA403,BS16.9 ... etc.Sizes1/2''~50''(DN10~DN1200)Wall ThicknessSch5X~SchXXSBend Degree45°,90°,180°TypeElbow, reducer, cross, pipe holder, manhole cover, ... , 316, 316L, 317, 317L, 321201, 202, TechniqueForgedSizeDN15~DN1200 (1/2''~48'')ThicknessSCH5~XXSOur company certificate:contact way ...