Introduction of friction welding

Chen Zheng's exclusive innovation performance:

1, the only 400-ton friction welding machine in China and the largest bimetallic continuous drive friction welding machine in the world;

2. The only 500-ton friction welding machine in China and the largest continuously driven friction welding machine in the world;

3. The only finished piston rod friction welding machine in China;

4. The first double-headed vehicle-bridge friction welding machine in China;

5. The only high-precision single-head phase friction welding machine in China (phase angle deviation ≤ 0.2? )

6. 130t double-headed shaft phase friction welding machine-the largest phase friction welding machine in the world.

7. Friction welding between stainless steel and hard aluminum is the only successful test in China;

8. Friction welding between stainless steel and antirust aluminum is the only successful test in China;

9. The first electronically controlled phase friction welding machine in China;

10, 2 invention patents of friction welding machine and 7 utility model patents of friction welding machine.