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AXS series shut-off valve is a kind of safety device for gas transmission and distribution system, especially gas pressure regulating station. It quickly and automatically cut off the airflow immediately the predetermined warning value (over-pressure or under-pressure) appears caused by any abnormality in the system, playing a safe protection role. It is also suitable for natural gas, artificial gas, liquefied petroleum gas and other non-corrosive pretreated stable gases.
High cutting precision and corresponding speed
Internal bypass, easy to open
It can be cut off by over-pressure/under-pressure and close tightly
Use the medium own pressure to cut off automatically, also can cut off manually
With valve position indication enabling remote control monitoring and alarm
Easy to operate and maintain online
| Model | AXS 25 | AXS 50 | AXS 80 | AXS 100 | AXS 150 |
| Caliber | DN 25 | DN 50 | DN80 | DN100 | DN150 |
| Connection size | ANSI 300 / 600 flange | ||||
| Maximum inlet pressure | 10MPa | ||||
| Overpressure shut-off pressure range | 0.05 - 8MPa | ||||
| Underpressure shut-off pressure range | 0.03 - 7MPa | ||||
| AG | Up to 1 | ||||
| Responsive time | 1 S | ||||
| Working temperature range | -20℃－ 60℃ | ||||
| Cg | 530 | 2260 | 5400 | 8700 | 18000 |
| Pressure tube specifications | φ10 | ||||
| Harmonized STD | CJ/T 335 / EN14382 | ||||
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