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| Applicable Gas | Natural gas |
| Body Material | Aluminum alloy (DN15-DN25) |
| Sealing Material | NBR / FKM rubber |
| Operating Temperature | -20°C ~ +60°C |
| Opening Method | Manual |
| Closing Method | DC pulse energized / Manual |
| Valve Closing Time | ≤ 1s |
| Actuator Material | Stainless steel |
| Protection Grade | IP66 |
| Service Life | 10 years (typical) |
| Explosion-proof Grade | Ex mb IIC T6 Gb |
| Explosion-proof Type | Encapsulated type |
| Execution Standard | GB 44016 - 2024 |
| Model | Pipe Diameter | Maximum Working Pressure | Connection Size | Working Voltage | Closing Method |
|---|---|---|---|---|---|
| DRQF-15-0.4/KTLN-XF3 | DN15 | 0.4MPa | 1/2"FTP | Active Pulse AC220V | Active Pulse / Manual |
| DRQF-20-0.4/KTLN-XF3 | DN20 | ||||
| DRQF-25-0.4/KTLN-XF3 | DN25 |
It is specialized for small-to-medium industrial natural gas pipelines with diameter specifications ranging from DN15 to DN25.
The valve closing time is extremely rapid, taking less than or equal to 1 second (≤ 1s) to shut down and stop gas leakage instantly.
The body is made of lightweight and durable aluminum alloy, and the seals utilize NBR or FKM rubber for premium airtight performance.
The valve features manual opening and dual closing methods, supporting either DC pulse energized automatic closing or manual closing.
Yes, it has an Ex mb IIC T6 Gb explosion-proof grade (encapsulated type), features an IP66 ingress protection rating, and complies with the GB 44016-2024 standard.
