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温州市华海密封件有限公司
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温州市华海密封件有限公司
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Haihua Sealing Co., Ltd. settled into Display Platform of PRC Media

2022-08-18

Haihua

Nowadays, Wenzhou Haihua Sealing Co., Ltd. settles into Display Platform of PRC Media, it’s English Version is successfully launched, which fully shows the prod...

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Show and latent power and repair, from unknown to "perfessional,special,new" - the development of Huahai sealing

2022-05-04

Show

In 20 years, General Manager Zhang Yong made an unknown small business into the industry leader today.Wenzhou huahai sealing co., LTD., founded in 1992, its pre...

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What should we pay attention to when installing metal gaskets?

2021-03-31

What

1. The sealing surfaces of metal gaskets and flanges should be cleaned, and there should be no scratches, spots or other defects affecting the sealing performan...

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Huahai you understand the difference between octagonal metal ring gasket and elliptical metal gasket.

2021-03-31

Huahai

Metal ring gaskets are divided into two types: octagonal ring pad and elliptical pad. The metal ring gaskets are divided into two types: octagonal and elliptica...

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Can oval pads be interchanged with octagon pads?

2021-03-31

Can

There are elliptical sealing surface, octagon sealing surface is inclined, the two are different. The octagonal ring pad is matched with the flange gro...

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Impeller valves’ rise in bulk solids

2018-11-06

Impeller

Ingredients used in the production of food, construction materials, chemical raw materials and fertilizers are becoming more and more complex. System engineers,...

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