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    Daily drilling / station

  • 186

    Daily drilling / station

  • 544

    Daily drilling / station

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Product name:Pneumatic-Diaphragm

Product introduction:AD Pneumatic Diaphragm Actuator is widely used in wellhead safety valves, integrated wellheads, manifolds, oil/gas pipeline safety valves, and oil/gas storage emergency shutdown valves. Features: lightweight, easy to maintain. Control medium: air, nitrogen, or treated wellhead gas. Supports fail-close or fail-open applications.

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Product description

Overpressure Protection: Built-in relief device auto-relieves excess pressure (stops at set range) for safety.  
Corrosion Resistance: Plastic-coated diaphragm cylinder/unpainted non-stainless steel internals resist corrosion.  
Back Seal Testing: Bonnet test port for on-demand inspection.  
Maintenance: Lightweight, easy to service—all wearing parts in power assembly for quick integral replacement.  
Packing Test Port: Real-time seal feedback; early leakage detection prevents accidents.  
Port Sizing: Quick one-step adjustment via dedicated mechanism.