... alloy steel, stainless steel ConnectionButt-welding,forged fittingApplications rangsuch as oil, chemical industry, water conservancy, electric power, boiler, machinery ... pipes for four major pipeline factories. With a variety of specifications, our products include elbows, reducers, tees, ... pipe hangers, and corrugated compensators with the material of carbon steel, alloy steel and stainless steel.Our ...