Our company professional produces all kinds of steel pipes1.WT:SCH10-SCHXXS2.OD:0.5:-48"3.Material:A106, A53, Q235, Q345, and so on 4.Usage:Pipeline, Construction, Chemical industry and so on 5.Kind:Seamless steel pipe, ERW pipe, Spiral steel pipe and so onOur company has been authorized by the Baoshan Iron&steel Co., ***** China which is the most important manufacturer of steel pipe in China, we sell all the products of it, so we can offer you the quality poducts with competitive.