The Inverted Pressure Balance Lubricated Plug Valve is according to ANSI product structural features. This kind of valve is applicable to the cutting and connection of pipelines medium as widely used in various industries such as petroleum, chemical industry, pharmacy, chemical fertilizer, power industry etc. It is used under nominal pressure of CLASS150-1500LBS, and works at the temperature of -29~180° C. a.
The product has reasonable structure, reliable sealing, excellent performance and beautiful appearance.
- It has logical structure, reliable seal, excellent performance and nice design.
- It has the structure of flip-chip balanceable pressure and light on/off operation.
- An sealant groove is set between valve body and seal surface, which may infuse the seal grease to increase the seal capability.
- The part material and flange dimension may be selected according to current operating condition and users requirement, so that meet the requirements of various engineering.
|1 .||Bolt .||ASTM A193-B7, A320-B8, A193-B8M|
|2||Nut||ASTM A194-2H, A194-8, A194-8M|
|3||Cover||ASTM A216-WCB ASTM A217-WC1, WC6, WC9, C5 ASTM A351-CF8, CF8M, CF3, CF3M|
|4||Gasket||Flexible graphite+stainless steel, PTFE|
|5||Plug||ASTM A216 WCB+N, ASTM A351-CF8, CF8M, CF3, CF3M|
|6||Body||ASTM A216-WCB, ASTM A217-WC1, WC6, WC9, C5, ASTM A351-CF8, CF8M, CF3, CF3M|
|7||Stem||ASTM A182-Gr.F6a, ASTM A182-F22, ASTM A182-F304, F316, F321, F304L, F316L|
|8||“O”ring||Butyl rubber NBR|
|9||Packing||Flexible graphite, PTFE|
|10||Gland||ASTM A216-WCB, ASTM A217-WC1, WC6, WC9, C5, ASTM A351-CF8, CF8M, CF3, CF3M|
|13||Wrench||ASTM A47-32510, A216 WCB|