NAME: Concentric Reducer and Eccentric Reducer MATERIAL: Alloy Steel, Carbon Steel SIZE:1/2"-48",DN15-DN1200 PRESSURE: Sch5-Sch160, XXS STANDARDS: ISO, ANSI, ASME B16.9,JIS, DIN,GB/T12459,GB/T13401, SH3408, SH3409, HG/T21635, HG/T21631, SY/T05010 USE: Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc. Welcome your specific inquiries and cooperation.