Pipe Welding Machine Mould, Brand Name : Jopar

The type of pipe welding machine roll sets：round pipe roll set，square pipe roll sets，polygonal pipe roll sets，groove pipe roll sets，door frame pipe roll sets，special shaped pipe roll sets，etc.
The material of the roll set are using the Cr12Mov/SKD-11,with its high wearing resistance, good strength and toughness, high pressure resistance, high hardness and hardenability properties, it̢۪s the good choice for roll sets, all roll sets will be treat by heat treatment and all the surface are rectified.