42CrMo Alloy Steel Seamless Pipe
42CrMo alloy steel seamless pipe has good permeability, high toughness and hardness. The production process of them are hot rolling process, cold drawing process and finishing rolling process. Hot rolling process: round steel material inspection - round steel cutting - round steel heating - round steel perforation - sizing - room temperature cooling - straightening - cutting ends - quality inspection - spray marking and delivery Cold drawing process: round steel perforation - pickling - cold drawing processing - quality inspection - delivery Finishing rolling process: round steel piercing - pickling - rolling mill finishing - cutting ends - quality inspection - delivery The three production processes of seamless steel pipes have their own advantages, you can choose the right production processes for your demand. Changsha Xiangjia Metal Materical Co., Ltd. the Steel Pipe Division of ADTO GROUP, is one of the leading manufacturers of steel products in China. We specializes in...