steel pipe fittings-reducer Material : stainless steel, carbon steel standards: ANSI,DIN,JIS,ASME and UNI etc stainless steel pipe fittings-reducerMaterial : stainless steel, carbon steel standards: ANSI,DIN,JIS,ASME and UNI etctype:pipe fittingSize:1/2"-4 8"Applicable standard:ASME,ASTM,MSS,JIS,DIN,ENConnection: Butt-weldingApplications range: such as oil,chemical industry, water conservancy, ...