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The scope of application includes converted pressure relief valve, loading and unloading blind valve, sampling equipment, etc. Technical description: ambient temperature: - 40 - + 80 ° C material: stainless steel
Handle type valves are interlocked with 90 degree right angle locking and are suitable for all ball valves, plug valves, three-way valves and butterfly valves with valve diameter ≤ 25. Install in the closed position of the 90 ° rotary valve interlock lock open and / or lock valve. The valve is allowed to operate when two keys are inserted into the lock. One key controls the fully open position and the other key controls the fully closed position.
