Name：pneumatic diaphragm single-seat adjusting valve
Model：7A/7B-21000
Quoted price：面议
Feature：SHANGHAI AUTOMATION INSTRUMENTATION CO., LTD
pneumatic diaphragm single-seat adjusting valveDetails：
7A/7B-21000 pneumatic diaphragm single-seat adjusting valve
7A/7B-21000 pneumatic diaphragm single-seat adjusting valve made up of 7A, 7B pneumatic diaphragm actuator and introduced single-seat valve. Valve spool use top-guide, good stability, small leakage, convenient assembly, compared with ∑F pneumatic actuator, 7A, 7B pneumatic diaphragm actuator, smaller output force, cheaper price. This product used in automatic system with small pressure difference
Valve body SCPH2（WCB） SCPH21（WC6） SCS14A（CF8M） ZG1Cr18Ni9Ti
Internal components of valve SUS316，SUS316, SUS403，1Cr18Ni9Ti
Model 7 □ 2 1 □ □ □ □
|
7 □ |
2 1 |
□ |
□ |
□ |
□ |
|
Actuator |
Valve body |
Valve spool |
Flow characteristics |
Internal components |
Upper cover |
|
A Positive role B Reaction |
21 |
0．No indication 1 Follow periphery |
0．No indication 1．Straight line 2. equal percentage |
0．No indication 4．Quick switch 5．Thread connected 6．Soft sealing |
No marked as standard EB：extended AB：heat sink |
