Do you need reliable and high-quality valves for your water system? Tianjin Tanggu Water Seal Valve Co., Ltd. is a famous valve manufacturer in Tianjin. With our own TWS brand and extensive industr...
The globe valve and the gate valve have some similarities in appearance, and both of them have the function of cutting off in the pipeline, so people often wonder, what is the difference between th...
For the valves in operation, all valve parts should be complete and intact. The bolts on the flange and the bracket are indispensable, and the threads should be intact and no loosening is allowed. ...
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 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. Clean the sealing surface of the butterfly valve and the dirt in the pipeline.
2. The inner port of the flange on the pipeline must be aligned and press the rubber sealing ring of the butterfly ...
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