NEWS
07
2017
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11
2017-11-07
Warmly celebrate the successful renovation of Wanmu Valve & Fitting
As the main supplier of professional fluid parts in China, VM valve has maintained close technical
07
2017
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11
2017-11-07
The sole supplier of large diameter stainless steel, iron nickel based corrosion resistant alloy tube blank
The company is located in China's Valve City - Longwan District, Wenzhou. 5 minutes from Yongqiang Airport
07
2017
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11
2017-11-07
Wanmu Valve & Fitting Co., Ltd. welcome you.
Wenzhou Wanmu Valve & Fitting Co., Ltd. (Wanmu) is a diversified manufacturing enterprise
01
2022
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07
2022-07-01
Influence of Carbon Migration and High Temperature Performance in Manhole Welding
Influence of carbon migration and high temperature performance in manhole welding. When dissimilar steel welded joints are subjected to post-weld heat treatment or work at elevated temperatures, carbon migration occurs near the fusion line, resulting in a decarburized layer of low-carbide-forming elemental pearlitic steel, and adjacent chromium-nickel austenitic welds Carburized layer.
01
2022
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07
2022-07-01
The production use and technological process of manhole flange!
The sealing failure of the manhole flange sealing joint is mainly manifested in leakage. In pipeline systems and devices in various industries, the sealing failure of flange joints can cause a lot of waste of energy and raw materials. If it is more serious, it will lead to scrapped equipment, shutdown of production, casualties and serious environmental pollution.
01
2022
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07
2022-07-01
Several surface treatment methods for manhole flanges!
Manhole flange storage tanks, containers, equipment accessories, especially in dairy, pharmaceutical, chemical, brewing and other equipment are essential accessories. The surface treatment of the manhole is not only related to its appearance, especially some dairy equipment will also affect its use. Therefore, its surface treatment is also a very important procedure in production.