... .Thickness: 2-60mm, 4. OD: 0.5-24 inch Name: welded steel seamless pipe fitting Application: Fluid pipeAll the production process ... ,socket welding, forged3) Size:Seamless,1/2"--24"(DN15--DN600);welded ,6"-48"(DN150-DN1200),4) Structure:Welded5)OD:0.5 ... in oil, chemical industry, electric power, shipping industry and other pipes projects