Shenzhen Wofly Technology Co., Ltd.
Shenzhen Wofly Technology Co., Ltd.
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AFK Stainless Steel High Pressure External Thread Inline Check valve
Characteristic of Inline Check valve
1. End connections avail be with AFK tube end.BSPT or NPT female & male thread for option
2. Variable fixed cracking pressre springs,range from 1 to 25psig ±5%
3. O-ring ensures leak proof shut off
4. Back stopped poppet minimizes spring stress
Features of Inline Check valve
| 1 | Inline check valve stops reversed flow in orde to protect instrumentation |
| 2 | Body material in stainless steel SS316/316L cold drawn bar |
| 3 | Max.allowed working pressure 3000psi (206bar) |
| 4 | With viton O-ring |
| 5 | 100% factory tested |
Material of Inline Check valve
| item | part description | Qty | material |
| 1 | inlet body | 1 | SS316/316L |
| 2 | outlet body | 1 | SS316/316L |
| 3 | seal ring | 1 | Fluororubber |
| 4 | poppet | 1 | SS316/316L |
| 5 | spring | 1 | SS304 |
| nominal cracking pressure | nominal cracking pressure |
| 1 | 401 |
| 10 | 7-15 |
| 25 | 20-30 |
Ordering Information
| C- | CV- | S6- | 04 | A- | 1# | |
| Classification | Prouduct Name | Material | Size(Fractional) | Size(Metric) | Connection Type | Cracking Pressure |
| Valve | check valve | S6:SS316 | 02:1/8" | 6:6mm | A:AFK tube end | 1#:1PSIG |
| S6L:SS316L | 04:1/4" | 8:8mm | MR:male BSPT thread | 10#:10PSIG | ||
| 06:3/8" | 10:10mm | FR:female BSPT thread | 25#:25PSIG | |||
| 08:1/2" | 12:12mm | MN:male NPT thread | ||||
| 12:3/4" | FN:female NPT thread | |||||
| 16:1" | ||||||
Dimensions(inch)
| Name | Size | A-PT/NPT/G | B-PT/NPT/G | C-(mm) | D(mm) |
| CV-01 | 1/8″ | 1/8″ | 1/8″ | 19 | 74 |
| CV-02 | 1/4″ | 1/4″ | 1/4″ | 19 | 74 |
| CV-03 | 3/8″ | 3/8″ | 3/8″ | 22 | 74 |
| CV-04 | 1/2″ | 1/2″ | 1/2″ | 27 | 75.5 |
| CV-06 | 3/4″ | 3/4″ | 3/4″ | 35 | 83.5 |
| CV-8 | 1″ | 1″ | 1″ | 41 | 87.5 |