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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    Needle Valve DOUBLE BLOCK & BLEED – 5mm Bolted Needle

    The precision-made Needle Valve Double Block & Bleed – 5mm Bolted Needle utilising metal to metal seat with bolted bonnet to body connection for superior, bubble tight sealing capabilities at both extreme pressures and temperatures. Suitable for direct or remote mounting to Process Pipelines. The Needle Valve Double Block & Bleed offers Split Stem non-rotating […]

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    Needle Valve DOUBLE BLOCK & BLEED – 5mm Screwed Needle

    The precision-made Needle Valve Double Block & Bleed – 5mm Screwed Needle utilising metal to metal seat and body to bonnet connection for superior, bubble tight sealing capabilities at both extreme pressures and temperatures. Suitable for direct or remote mounting to Process Pipelines. The Needle Valve Double Block & Bleed offers Split Stem non-rotating hardened […]

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    Needle Valve DOUBLE BLOCK & BLEED – 8mm Bolted Needle

    The precision-made Needle Valve Double Block & Bleed – 8mm Bolted Needle utilising metal to metal seat and body to bonnet connection for superior, bubble tight sealing capabilities at both extreme pressures and temperatures. Suitable for direct or remote mounting to Process Pipelines. The Needle Valve Double Block & Bleed offers Split Stem non-rotating hardened […]

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    Needle Valve DOUBLE BLOCK & BLEED – 8mm Screwed Needle

    The precision-made Needle Valve Double Block & Bleed – 8mm Screwed Needle utilising metal to metal seat and body to bonnet connection for superior, bubble tight sealing capabilities at both extreme pressures and temperatures. Suitable for direct or remote mounting to Process Pipelines. The Needle Valve Double Block & Bleed offers Split Stem non-rotating hardened […]

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    OB Series Flange x Flange 3 Piece Valve

    Double Block and Bleed, Ball Bolted Needle Ball configuration, bar stock manifold with multiple Flange by Flange connection options, utilising both soft and metal seats, with flange to body connection for superior, bubble tight sealing capabilities at both high pressures and temperatures

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    OB Series Flange x Screw 1 Piece Valve

    Double Block and Bleed, Ball Bolted Needle Ball Configuration, single flanged valve manifold utilising soft seated ball valves and a metal to metal seated needle valve with bonnet to body connection for superior, bubble tight sealing capabilities at both high pressures and temperatures

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    OB Series Flange x Screw 3 Piece Valve

    Double Block and Bleed, Ball Bolted Needle Ball configuration, bar stock manifold with multiple Flange by Screw connection options, utilising both soft and metal seats, with flange to body connection for superior, bubble tight sealing capabilities at both high pressures and temperatures

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    OB Series Metal 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 Metal Seat Trunnion Flange x Screw Valve

    Double Block and Bleed, Ball Bolted Needle Ball, single flanged valve manifold utilising metal to metal seats, with a single body to body connection for superior, bubble tight sealing capabilities at both high pressures and temperatures.

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