The ultra-large valves for national major projects developed by LZGY High Pressure Valve Technology Group: DN1300, DN2000 pressure regulating valves, hydraulic and electric DN2500 and DN1400 bubble-level "zero leakage" high pressure hard-sealed butterfly valves and electric hard-sealed ball valves, etc. The test was a complete success.
This valve is the first set of DN2000 pressure regulating valve in China, with a unit weight of 67 tons and a weight of more than 70 tons of accessories. This batch of valves has extremely high quality requirements, large diameter, heavy weight, technical gold content, and great difficulty. Requirements of current valve quality standards.
The products were successfully delivered to customers in June this year. After full-load operation, these valves meet the requirements of various indicators, with stable performance, safe and reliable quality. On November 26, the customer's on-site installation completed the test, which was a one-time complete success!