VALVES

The Alco Valves range of instrument valves, manifolds and accessories has been specifically developed to meet the demanding needs of our clients. Delivering long term in-service reliability and minimum life-time costs, Alco instrument valves and manifolds are supplied as standard with the following certification:

  • Full material traceability
  • NACE compliance
  • 100% Hydraulic pressure testing, including functional testing
  • Test Certification
  • Certificate of Conformity
  • PED CE marking as applicable

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    OB Series Needle Valve

    The ‘OB’ Series features considerably less pressure drop and flow restriction than a standard needle valve due to the near-straight bore through the valve. Operator friendly due to the angled head unit and handle.

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    OB Series Soft Seat Trunnion Flange x Flange Valve

    Double Block and Bleed, Ball Bolted Needle Ball Configuration, trunnion mounted valve manifold utilising metal to metal seats, using the latest in piston seat design, with flange to body connection for superior, bubble tight sealing capabilities at both high pressures and temperatures.

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    OB Series Soft Seat Trunnion Flange x Screw Valve

    Double Block and Bleed, Ball Bolted Needle Ball, trunnion mounted valve manifold utilising metal to metal seating, using the latest in piston seat design, with flange to body connection for superior, bubble tight sealing capabilities at both high pressures and temperatures.

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    OFVX1 Female/Female, OFVX2 Male/Female

    The precision made OFVX1 & OFVX2 single isolation Oblique pattern Angled hand valve offers a high-pressure design with “One Piece” Integral Stuffing Box & Body. The valve provides strength and material hardness for extreme operating conditions.

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    PB Series Ball Valve

    The ‘PB’ Series is a high pressure 3 piece ball valve rated at 6000 psi, the ‘PB’ Series is a reliable, compact and flexible isolation ball valve and is the original 3-piece screw together bar stock range of valve. A flexible design with many possible combinations of end connectors available.

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    PB Series Ball Valve (RTG)

    The ‘PB’ Series is a high pressure 3 piece ball valve rated at 6000 psi, the ‘PB’ Series is a reliable, compact and flexible isolation ball valve and is the original 3-piece screw together bar stock range of valve.

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    PV Series Needle Valve

    The ‘PV’ Series rising plug valve offers bubble tight isolation with a renewable soft seat. It is also roddable with a clear bore, high flow with accurate control.

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    PVX1 Female/Female PVX2 Male/Female

    The precision made PVX1, & PVX2 single isolation rising plug valve utilising soft seated rising plug with replaceable PVDF seat and a metal to metal body to bonnet connection for superior, bubble tight sealing capabilities at extreme pressures. The PVX1 & PVX2 Series also offers Split Stem non-rotating needle tip.

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    PVX4 – Gauge Valve

    The precision made PVX4 rising plug straight pattern gauge valve utilising soft seated rising plug with replaceable PVDF seat and a metal to metal body to bonnet connection for superior, bubble tight sealing capabilities at extreme pressures. The PVX42 Series also offers Split Stem non-rotating needle tip.

QUALITY ASSURANCE

Alco Approvals

Together with our many quality accreditations, these approvals give you the peace of mind of buying from a recognised, established global
supplier.

Our aim is to provide technically advanced, precision made, high integrity valve products delivering optimum liability and service life. The fact that our valves and equipment are specified by many of the world’s leading oil and gas energy and power companies speaks volumes for their effectiveness

Instrumentation
Material Traceability
Compliance Testing
Bi Directional Flow
Servicing Kits
Severe Temp Ratings