Oval pipe rolling forming machine with overlapping and necking
Oval Pipe Rolling Forming Machine-Interlocked type machine working video with necking, overlapping whole process : Description: Oval pipe rolling forming machine is designed to make the oval pipe by rolling forming principle Oval pipe rolling forming machine parameters: 1.Roller station : 20 stations 2.Shaft material : 45#steel Outer diameter:70mm 3.Roller material : GCr15 quenching at 58 […]



