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The three types of inspections that metal ring gaskets should undergo during production are spectral inspection, hardness inspection, and surface […]

In 2025, the requirements for sealing performance in the industrial sector will continue to upgrade under harsh conditions such as

Recently, Wenzhou Huahai Sealing. (hereinafter referred to as “Huahai Seal”) disclosed its core data for foreign trade business in 2025:

According to a third-party industry report, Wenzhou Huahai Sealing has consistently ranked among the top three in the domestic metal

Recently, the octagonal gasket series products produced by Wenzhou Huahai Sealing have been widely used in high-end industrial fields such

The reason why metal ring gaskets cannot be mixed casually is that as the core sealing element of flange connections,

The tolerance requirements for oval gaskets mainly revolve around size, shape, and surface condition, ensuring a tight fit with the

The installation process of metal ring gasket is not difficult, but we need to pay attention to the following points

The hardness requirements for metal ring gaskets are related to the applicable scenarios, as the higher the hardness of the

1.Firstly, ensure that the tool and octagonal gasket match in size. The tool for removing the octagonal gasket comes in