The bimetal of valve rod frictionless and weld, inscription plating on the surface.The main technical parameters: The valve adopts the precision forging of transitional arc and high-speed helix polishing.
We have set up the detecting room for physic, chemical, measurement and metallographic, it is equipped with micro-computer circular instrument, projector, and air sealing leaking testing instrument, ultrasonic flaw detector.
Digital Control Rapid Non-mandrel grinder, Digital Control Precision Grinder Special for Valve, Digital Control Lock Slot Grinder Model Grinder. Computer Rapid Rotary Polisher, and Vacuum Welder, etc.