Thickness of stamping head plant, stamping head processing plant, the punch head plant weight http://www.guohuadianci.com/ phone 0317-8210122, the phone 13722724665 stamping head factory demarcation of control measures: (1) welding Road, a large head plant head, such as spherical container should assemble links into the overall after welding, soldering response, said, and to comply with the provisions of the welding sequence. (2) multi-weld bead large parts, such as melons flap combined head and limb combination housing transition section, in addition to the implementation of the above requirements, should also be in the welding site located lip mounting fixture. (3) long the division multiple section group welding head plant head size section of the cylinder material released weld shrinkage amount appropriate to avoid welding the rear housing shorten phenomenon.