Piercing Head for Producing Hot Rolling Seamless Steel Pipes and Tubes
Yantai Fangle Metallurgy Group Co., Ltd.- Condition：New
- Certification：CE, ISO9001
- Standard：DIN, ASTM, GB
- Customized：Customized
- Material：Alloy
- Application：Metal Processing Machinery Parts
Base Info
- Model NO.：as the drawing
- Transport Package：Woodern Case
- Specification：35CrMo, H13, 20CrNi
- Trademark：FANGLE
- Origin：China
- Production Capacity：50000tons,Year
Description
Basic Info.
Model NO. as the drawing Transport Package Woodern Case Specification 35CrMo, H13, 20CrNi Trademark FANGLE Origin China Production Capacity 50000tons/YearProduct Description
We can produce piercing plugs with or without moly tips inlay or welded.Material : 35CrMo with water jet, 20CrNi, H13 .
1. Pre-forging: heat the ingot to 150 ~ 200ºC and forge it for 5 minutes;
2. After pre-forging, heat the ingot temperature to 20 ~ 40ºC lower than its overheating temperature;
3, the round steel insulation in the environment 100ºC lower than its overheating temperature, through die forging into blank;The forging is obtained by deforming the blank with a die.
4, on the blank 680ºC insulation for 8 hours with the furnace cooling to 300ºC before air cooling.
5. Nitriding treatment at 950ºC.
