Stainless Steel Pipes ASTM A53 Q195 Q235 SGCC Sgch Dx51d Dx52D Dx53D Dx54D Seamless/Welded/Carbon/Zinc Coated/Hot DIP/Galvanized Steel Round/Square Pipe
Other Oil Field Equipments OCTG Pipe / Oilfield Tubing and Casing, Seamless OCTG Pipe, Welded Used Casing Tube API