... steel,alloy steel, stainless steel Welcome to Cangzhou Chengming Internation Trade Co.,Ltd. We are the professional steel pipes and pipe fittings manufacture ... /Cross ,Reducer ,Cap ,Flange ,Bend,Stubtube,Weldolet/Threadolet/Olet,Nipple,Union,Pipe ClampInspection Factory in-house or Third Party inpection EQUAL ...