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2011年7月10日星期日

The application place of ball valves

The working temp of ball valves is limited by the materials involving seal ring which is generally made by rubber, nylon along with PTFE. The cut-off purpose of ball valves is achieved moreover that metal ball that under the influence of moderate will sleek and stylish with the plastic-type valve. This valve seats insert beneath contact strain, there will be elastic-plastic deformation just areas. That deformation can make up the produce accuracy as well as surface roughness regarding ball valves to be sure the sealing house.

The valve seat stick in of golf ball valves is made of vinyl. So when while using the ball valves in the areas of oil, chemical field and metallurgy et cetera, we should consider more about a fire-resistant of baseball valves in the tools of inflammable carrier and tubing system.

Unique conditions ought to apply several ball valves. Usually, ball valves tend to be suit to utilize in the conduit system which includes light shape, small differential force and corrode medium. While in some special disorders, the soccer ball valves have some distinctive requirements. Within the oxygen conduit system connected with metallurgy industry, your ball valves must be treated with strict degreases. In the conduit laying and gas transmitting pipeline where the main pipeline needs to be fixed underground, it the full-bore welded baseball valves. When wanting the overall performance of adapting, the ball valves should be "V" style.

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