Our company specializes in fluid control technology, dedicated to providing customers with high-performance, multi-series butterfly valve products. The wafer butterfly valves and double-eccentric b...
(TWS) Tianjin Tanggu Water Seal Valve Co., Ltd. is pleased to announce its participation in the World Valve Exhibition in Suzhou. The exhibition is one of the most popular events in the valve indu...
(1) The valve does not operate.
The fault phenomenon and its causes are as follows:
1. No source of gas.① The air source is not open, ② due to the water content of the air source ice in winter, res...
The purpose of water treatment is to improve water quality and make it meet certain water quality standards.
According to different treatment methods, there are physical water treatment, chemical w...
Sand casting: Sand casting commonly used in the valve industry can also be divided into various types of sand such as wet sand, dry sand, water glass sand and furan resin no-bake sand according to ...
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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