Inverted Pressure Balance Lubricated Plug Valve

Lubricated plug valve - Structural features

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.

Lubricated Plug Valves - Technical Specification

NO.	PartName	Material
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
11	Oil nozzle
12	Check valve
13	Wrench	ASTM A47-32510, A216 WCB