... GB, SH, AND HG etc MaterialCarbon Steel: ASTM A53/A106,ASTM A179,API 5L X42/52/60Surface treatment: ... , epoxy coating.PackingPlastic :pipe cap, plastic bag, steel strips bundledApplication:Petroleum, chemical, power, gas, metallurgy, ... ton per yearKeywords:thin wall stainless steel tube,stainless steel tube We are now the long ... feel free to contact me. ASTM A106A53 Gr.B seamless carbon steel pipe