Emergency shut-off valve
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JH-7 emergency shut-off valve
Used between oil pipes and refueling machines, with built-in check valves, disposable. When the tension is too high, it will automatically break and close to prevent fuel spillage.
JH-9 check valve is used for gasoline, diesel, kerosene
JH-11 emergency shut-off valve is used for water, gasoline, kerosene, and diesel.
JH-13 double door bottom valve is used for water, gasoline, kerosene, and diesel.
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