... screwed fittings or any other special material & standard Name: U-Shape PipeMaterialcarbon steel pipeTechniqueforgedConnectionweldingHead codebevel the endSize1/2 to 48-inch ... ASME,API5L,DIN,JIS,BS,GBSurface treatmentblack paint, varnish, rust-proof oil, and hot-dipped galvanizedRange Of ApplicationChemical industry, petroleum ... you can contract me directly. Welcome to your inquiry. U-Shape Pipe