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When you see "May Day"What's the first thing you think of?To be on holiday? Travel?Compared with the Mid Autumn Festival, Spring Festival and other festivalsLike May Day is just a holiday?At least we will think of the Mid Autumn Festival and Spring FestivalReunion, festivity, firecrackers, fireworks
The traditional high pressure flange has the following characteristics:1. The high pressure flange is connected by bolts; 2. Its sealing principle is plastic deformation to achieve sealing effect; 3. The high-pressure flange is generally large in volume, so it is relatively difficult to install and
Raised surface (RF): The surface is a smooth flat surface, and dense waterline can also be machined. The sealing surface has a simple structure, is convenient to process, and is convenient for anti-corrosion lining. However, this kind of sealing surface gasket has a large contact area, and the gaske
