pipe fittingsstainless steel size:1/2"-80" material:stainless steel certificate:ISO9001 and bv pipe fittingsstainless steel Stainless Steel ElbowStandardASME SA403, ... Wall ThicknessSch5X~SchXXSBend Degree45°,90°,180°TypeElbow, reducer, cross, pipe holder, manhole cover, stub,clamp,union ,valve etc ... ANSI B16.9, ANSI B16.28, EN10253-2, EN1092-1,JIS B2313,DIN2605,Stainless Steel 304, 304L, 310S, 309S ...