... Certificate:API,ISO9001,PE Product Introduction Of Carbon Steel Elbow For Pipes1. Material: Carbon steel (seam or seamless), stainless steel, alloy steel2. Size: 1/ ... varnish, antirust oil, hot-dipped galvanized Specificationsn Of steel elbow for pipes Tianjin YouXinDa International Trading Co.,LtdProduct Steel Elbow For PipesMaterialcarbon steel, stainless steel, alloy steelTechniquewelded, bending ...