... Certificate:ISO9001 ASME CE API keywords:steel recucer,seamless reducer,carbon steel seamless reducer Size1/2"- 48"(DN15-DN1200) ... ASTM,,JIS , DIN , EN,MaterialCarbon steel, alloy steel, stainless steel ConnectionButt-welding,forged fittingApplications rangsuch as oil, ... confirmedProductivity50000 tons per yearkeywordsconcentric recucer,eccentric reducer,tube reducer Product show:We believe in great ...