... 80" material:stainless steel certificate:ISO9001 and bv pipe fittingsstainless steel Stainless Steel ElbowStandardASME SA403,BS16.9, ... ThicknessSch5X~SchXXSBend Degree45°,90°,180°TypeElbow, reducer, cross, pipe holder, manhole cover, stub,clamp,union ,valve etc ... etc.TypePlate type Flat Welding Flange,Slip on Neck Flange,Welding Neck Flange,Blind Flange,Socket Welding Flange,Thread Flange,Screwed ...