Butt Fusion Welding Machine, HDPE Pipe Welding Machine, HDPE Butt Welding Machine manufacturer / supplier in China, offering 500-1000mm Hydraulic HDPE Plastic Pipe Butt Fusion Welding Machine/Thermofusion Welding Machine/HDPE Pipe Jointing Machine, Dh3000 Automatic Plastic Sheet Welding & Rolling Machine for PP/PE/PVC/PVDF, 90-315mm Saddle Fusion Machine for PE Reducing Tee /PE Fittings Fusion Equipment and so on.