30 Inch Carbon Steel Pipe
30 inch carbon steel welding pipe
30 inch carbon steel welding pipe

  Name:30 inch carbon steel welding pipe Name carbon steel pipe,seamless steel pipe,galvanized steel pipe Place of Origin China(Mainland) Executive standard JISG3452 JISG3454 JISG3455 JISG3457 ASMEB36.10M DIN2448 ASTMA106 Size 1/2&r