Concentric / Eccentric Reducer Carbon Steel / Stainless Steel Carbon steel/Stainless Steel ReducerProduct name: stainless steel eccentric reducer carbon steel concertric reducerType: Welded or Seamless, Concentric or EccentricDiameter: 1/8'' ~48'' (DN15~1200)Quality Standard: ANSI ASTM, DIN, JIS, GBMaterial: 304, 316, 321, 304L,316L