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Flange Sealing Surface Sealing Cover
- Aug 22, 2018 -

It is the most widely used type. It is often used in combination with butt welding and socket welding. In the "American flange system", it is commonly used in PN2.0, PN5.0 and partial pn10.0mpa pressure levels.In the "European flange", the pressure levels of PN1.6 and PN2.5MPa are commonly used.