These polymer-seated flanged ball valves incorporate flexible-lip seat design that provide positive shut-off or control service for a variety of applications in industries ranging from power and pulp and paper to refining , chemical, and petro-chemical.
Polymer-seated flanged ball valves are available in sizes ½" through 24" (series 5000,reduced port) and 24"(6000 series,full port).with pressure ratings in accordance with ANSI Class 150,300,600 ( 1/2 " -1½ " 6000series).
A choice of body, trim and seat materials are available to suit an extensive range of applications. As an option, valves can be prepared for special services, such as chlorine, oxygen, high-vacuum, or NACE MR 0175.
Valve Series | Class | Sizes(im) | Applicable temperature | Material | Standards | End connections |
5000 Series/7000 Series (reduced port) |
150 | ½″~20″ | -96-+260℃ |
WCB CF8M |
ANSI B16.34 ANSI B16.5 ANSI B16.10 API 6D |
Flanged |
300 | ½″~20″ | |||||
600 | 2″ | |||||
6000 Series/9000 Series (full port) |
150 | ¾″~24″ | ||||
300 | ¾″~24″ | |||||
600 | ½″~1½″ |
* The applicable temperature depends on the seat materials used and the actual working pressure.