Product structural features:
Inverted pressure balance lubricated plug valve acc.to ANSI is applicable to the cutting and connection of pipelines medium that are used in various industries such as petroleum,chemical industry,pharmacy,chemical fertilizer,electric power industry etc under nominal pressure of CLASS150~1500LBS,and working temperature of -29∼180°C.

Main structural features:
1,It has logical structure,reliable sealing,excellent performance and beautiful appearnce.
2,It has the structure of flip-chip balanceable pressure and light on/off operation.
3,An oil groove is set between valve body and seal surface,which may infuse the seal grease to increase the seal capability.
4,The materials of the parts and sizes of flanges can be reasonably confifured according to the actual operating condition of the requieements of the customersm,so as to meet the various needs of engineering.
Note:4'' or above with worm gear