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POV manual DBB double-blocked double-discharge ballvalve: A safety valve for high-pressure and extreme temperature environments | POV butterfly valve posted on
The #POV manual DBB double-blocked double-discharge #ballvalve is a type of valve with double shut-off and double discharge functions, mainly used to ensure the safety isolation of pipeline systems during maintenance or emergency situations. Forging is usually adopted to eliminate casting defects and is suitable for high-pressure and extreme ...
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