CHECK VALVES - CHV SERIES
Features:
Temperature-Working Pressure Rating:
Series Temperature, ºF (ºC) | CHV1 | CHV2 | CHV3 |
Working Pressure, psig (bar) | |||
-10(-23) to 100(37) | 6000(413) | 6000(413) | 5000(344) |
-10(-23) to 200(93) | 5160(355) | 5160(355) | 4290(295) |
-10(-23) to 250(121) | 4910(338) | 4910(338) | 4080(281) |
-10(-23) to 300(148) | 4660(321) | 4660(321) | 3875(266) |
-10(-23) to 375(190) | 4280(294) | 4280(294) | 3560(245) |
Cracking & Reseal Pressures at 70 ºF (20 ºC)
Cracking Pressure psi (bar) |
Nominal Cracking Pressure psi (bar) |
Cracking Pressure Range psi (bar) |
Reseal Pressure Range psi (bar) |
1/3 (0.03) |
Up to 3 (0.21) |
Up to 6 (0.42) back pressure |
|
1 (0.07) |
Up to 4 (0.28) |
Up to 5 (0.35) back pressure |
|
5 (0.35) |
3 to 9 (0.21 to 0.63) |
Up to 2 (0.14) back pressure |
|
10 (0.69) |
7 to 15 (0.49 to 1.1) |
3 (0.21) or more inlet pressure |
|
25 (1.80) |
20 to 30 (1.4 to 2.1) |
17 (1.2) or more inlet press |
Materials of Construction
Inlet Body: SS 316
Outlet Body: SS316
Poppet Assembly: FKM Bounded 316 SS
Poppet Stopper: 316 SS
O-Ring: Fluorocarbon FKM
Backup Ring: PTFE
Spring: 631SS
Seat Material: Fluorocarbon FKM