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Speciality Valve

Speciality Valve

African Valve is a leading Speciality Valve Manufacturer in Libya, offering a diverse range of valves manufactured from exotic alloys specifically engineered to perform in the most corrosive and demanding environments. These material-based valves are ideal for processes involving aggressive chemicals, seawater, or high-chloride applications where standard valves cannot ensure long-term durability.

Function & Working

Speciality valves function like conventional valves but are constructed from advanced materials such as Titanium, Monel, and Super Duplex to withstand extreme pressure, temperature, and corrosive media. The enhanced metallurgy ensures optimal sealing, structural strength, and longer service life in niche applications.

Advantages

  • High resistance to corrosion, erosion, and oxidation

  • Suitable for seawater, chlorine, sulfuric acid, and caustic service

  • Prolonged operational life with minimal maintenance

  • Customized for extreme process conditions

  • Available in varied end connections and actuation options

Types Offered

  • Alloy 20 Valves

  • Super Duplex Valves

  • Titanium Valves

  • Monel Valves

  • Aluminium Bronze Valves

  • Bronze Valve

Industries Served

  • Offshore and Marine Applications

  • Chemical and Fertilizer Industry

  • Desalination Plants

  • Pulp and Paper Industry

  • Oil & Gas Refineries

  • Power Generation Plants

  • HVAC and Cooling Systems

Key Components

  • Valve Body – Cast or forged in specialty materials to handle harsh chemical exposure

  • Trim and Disc – Built from corrosion-resistant metals for tight shut-off and long life

  • Stem – Reinforced with alloy coatings for high-cycle performance

  • Seals and Gaskets – Chemically resistant elastomers or metallic seats

  • Bonnet – Pressure-sealed or bolted for leak-proof operation

  • Actuation Interface – Compatible with electric, pneumatic, or hydraulic systems

Technical Specifications

  • Design Standards: ASME B16.34, API 6D, ISO 15848

  • Body Materials: Titanium, Monel, Super Duplex (UNS S32750), Inconel, Alloy 20 (UNS N08020), Aluminium Bronze (C95800), CF8M (SS316), Hastelloy, Bronze

  • Trim Options: SS316, Stellite, PTFE, Alloy 625

  • Pressure Ratings: Class 150 to 2500 / PN10 to PN250

  • Size Range: DN15 to DN900

  • End Connections:

    • Flanged (ANSI B16.5, DIN, JIS)

    • Butt Weld (BW – For high-pressure corrosive pipelines)

    • Socket Weld (SW – For space-constrained installations)

    • Threaded (NPT – For compact process lines)

  • Actuation Options: Available with electric, pneumatic, hydraulic, or manual actuation based on process needs

  • Special Features:

    • Designed for corrosive and high-chloride media

    • Fire-safe and anti-static features

    • Low-emission design

    • Trusted engineering from a certified Speciality Valve Manufacturer in Libya

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