CE Certified HF Pipe Mill PLC Control Quick Die Change Φ50-140x6.0mm 60m/min Energy-Saving Mass Production Product Description The Welded Pipe Mill is a specialized machine for fabricating welded pipes using High Frequency Welding technology to join Carbon Steel pieces, creating strong and durable pipes with thickness ranging from 2.0mm to 5.0mm. Key Features High Frequency Welding technology for strong, seamless welds Works with durable Carbon Steel material Adjustable pipe