Name：single-seat diaphragm pneumatic control valve
Model：7A-21000
Quoted price：面议
Feature：7A-21000 single-seat diaphragm pneumatic control valve
single-seat diaphragm pneumatic control valveDetails：
7A-21000 single-seat diaphragm pneumatic control valve
7A/7B-21000 series of pneumatic diaphragm single-seat control valve is made of 7A, 7B pneumatic diaphragm actuator and the introduction of the single-seat valve of two parts. Spool use the top guide , good stability, a small amount of leakage , with quick release valve easy to replace, compared with ΣF pneumatic actuator , 7A, 7B pneumatic diaphragm actuator output force is small , but the price is cheap. The product is suitable for smaller pressure controlled system .
Parameters and specifications :
Body SCPH2 (WCB) SCPH21 (WC6) SCS14A (CF8M) ZG1Cr18Ni9Ti
Trim SUS316, SUS316 Stellite surfacing , SUS403,1Cr18Ni9Ti
□ model represents 7 □ 2 1 □ □ □ □
|
7 □ |
2 1 |
□ |
□ |
□ |
□ |
|
Actuator |
Valve body |
Valve spool |
Flow type |
Valve trim |
Valve bonnet |
|
A. positive action B. reaction |
21 |
0．No specified 1．Profiled outline |
0．No specified 1．Straight line 2. Equal percentage |
0．No specified 4．Quick change 5．Thread connetion 6．Soft seal |
Without marking is standard type EB：extension type AB：heat sink type |
