... EN,MaterialCarbon steel, alloy steel, stainless steel ConnectionButt-welding,forged fittingApplications rangsuch as oil, chemical industry, water ... and low-pressure series, insulated pipe fittings, wear-resistant pipe fittings, and supporting pipes for four major ... products include elbows, reducers, tees, flanges, socket welding fittings, pipe hangers, and corrugated compensators with the material ...