The initial stage of the valve industry (1949-1959)
01Organize to serve the recovery of the national economy
The period from 1949 to 1952 was the period of my country’s national economic reco...
1. ISO 9001 quality system certification
2. ISO 14001 Environmental Management System Certification
3.OHSAS18000 Occupational Health and Safety Management System Certification
4.EU CE certification...
1. The stomata
This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
The flange butterfly valve is a valve widely used in industrial piping systems. Its primary function is to control the flow of fluids. Due to its unique structural characteristics, the flange butte...
1. Diagnose the cause of the leak
First of all, it is necessary to accurately diagnose the cause of the leak. Leaks can be caused by a variety of factors, such as frayed sealing surfaces, de...
The inner sealing of the concentric line soft seal butterfly valve D341X-CL150 relies on the seamless contact between the rubber seat and the butterfly plate YD7Z1X-10ZB1 , and the valve has a two-...