P-type series single seat regulating valve
The P series single seat regulating valve adopts the top guide structure, and the flow channel is s streamlined. It has the advantages of compact structure, sensitive action, small pressure drop loss, large valve capacity, accurate flow characteristics, convenient maintenance and so on. It can be used in harsh working conditions. It is especially suitable for working occasions with high leakage requirements and small pressure difference before and after the valve.
Standard specifications
Body part
Type | Unbalanced spool type |
Nominal diameter | DN20mm~200mm（3/4”~8”） |
Flow characteristics | Equal percentage, linear |
Nominal pressure | PN Series: PN1.6MPa, 2.5MPa, 4.0MPa, 6.3MPa, 10.0MPa Class Series: Class150, 300, 600 |
Connection mode | Flange type, welding type① |
Flange distance | Accord withGB12221-2005① |
Material of valve body and upper bonnet | WCB, WC9, CF8、CF8M② |
filler | PTFE V-shaped packing, PTFE carbon fiber, PTFE asbestos and flexible graphite |
Surface coating | Silver grey (epoxy resin); When the valve body is stainless steel, the body is not coated. |
Note ①: the connection mode, valve body flange and flange end face distance can be manufactured according to the standards specified by users;
Note ②: the materials of valve body, upper bonnet and valve internals can be manufactured according to the brand designated by the user.
Qingdao Bright Control System
Engineering Co., Ltd.
0532-85972663 / 85972653
11 / F, building a, Fulin building,
No. 87, Fuzhou South Road,
Shinan District, Qingdao
bright@qd-bright.com.cn
13963965986@163.com
15063097325@163.com
