Manufacturer of pre-galvanized steel pipe OD:20mm-219mm WT: 0.5mm - 2. ... any length as your requirementsProcessing techniqueThreading,welding, stamping, painting, oiling, cutting, grooving, drilling, etc.Usage industryfence post, construction, architechure, agriculture and ... .We also can provide all kinds of pipe:cold rolled,hot rolled,hot dipped,ERW pipe and so on.We sincerely hope ...