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Rising stem gate valve applications on natural gas pipelines, utilizing gas over oil power pressure for the actuator.
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Emergency shutdown.
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Line break protection.
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High thrust requirements
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For gate valves or rising stem ball and globe valves.
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Gate valves on product pipelines where the actuators are powered hydraulically or by nitrogen.
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Spring return or fail-safe applications.
- Self-contained actuator systems.
- Hydraulic piston produces smooth thrust directly to the valve stem without shock or gearing losses.
- Easy installation and removal provides lower maintenance cost.
- Hydraulically locks in any desired position.
- Easily controlled operating speed or variable speed for wedge type gatevalves.
