... "-80" material:stainless steel certificate:ISO9001 and bv stainless steel pipes fittings Stainless Steel ElbowStandardASME SA403,BS16.9,GB12459,EN,DIN ... ,1500LB, etc.TypePlate type Flat Welding Flange,Slip on Neck Flange,Welding Neck Flange,Blind Flange,Socket Welding Flange,Thread Flange,Screwed Flange,Lap ... /2''~48'')ThicknessSCH5~XXSOur company certificate:contact way: stainless steel pipes fittings