Galvanized Pipe, Galvanized Rectangle Pipe, Gi Pipe manufacturer / supplier in China, offering 4"*4mm Painted or Galvanized Fire Fighting Steel Pipes Tubes with UL FM Certificates, 1/2"*2.5mm Painted or Galvanized Fire Fighting Steel Pipes with UL FM Certificates, 1" *2.5mmpainted or Galvanized Fire Fighting Steel Pipes with UL FM Certificates and so on.
Suppliers with verified business licenses