Steel pipes and fittings categories are company&＃039;s main products, including steel pipes of large caliber Longitudinal JCOE large diameter LSAW the LUE large diameter LSAW Rectangular Pipe, seamlesssteel pipe, spiral steel pipe, oil casing, hot expanded steel pipe, shaped tubes, the small caliber of ERW high frequency welded straight seam pipe, seamless square andrectangular tube longitudinally welded pipes, etc.; pipe stainless steel pipe fittings, carbon steel pipe fittings, elbow, flange, tee, diameter pipe, the size of the head tubecap.