{"id":10525,"date":"2024-09-17T02:35:58","date_gmt":"2024-09-17T02:35:58","guid":{"rendered":"https:\/\/ntval.com\/?page_id=10525"},"modified":"2024-11-11T04:58:07","modified_gmt":"2024-11-11T04:58:07","slug":"nozzle-check-valve-manufacturer","status":"publish","type":"page","link":"https:\/\/ntval.com\/fr\/nozzle-check-valve-manufacturer\/","title":{"rendered":"Clapet anti-retour de la buse"},"content":{"rendered":"\t\t
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Trusted Nozzle Check Valve Manufacturer<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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NTVAL provides high-performance Nozzle Check Valves with minimal pressure loss and effective backflow prevention. Precision-crafted for durability and long-term reliability, our valves meet strict industry standards. Choose NTVAL for quality and dependability.<\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\"ntval-partner-logo
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Reliable Nozzle Check Valve<\/h2>\t\t\t\t<\/div>\n\t\t
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Nozzle check valves are designed for situations where fluid, gas, or slurry is pumped at low pressure or with intermittent flow. They are specifically made to close quickly and quietly during low pressure or no-flow periods, effectively preventing reverse flow.<\/div>
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In these valves, the shutoff mechanism is a disc held against the seat by an internal spring. When the pressure from the fluid, gas, or slurry at the inlet overcomes the spring’s closing force, the spring compresses, allowing the flow to pass through. When the flow slows or stops, the spring automatically closes the valve to prevent backflow.<\/div>
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Nozzle check valves are versatile and can be used in a wide range of settings. They are essential for reducing water hammer in residential plumbing and preventing backflow in heavy industrial applications, such as chemical processing, cooling towers, and mine dewatering.<\/div>
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These valves have proven particularly effective in chemical and petroleum processing plants, where they prevent backflow while ensuring a tight shut-off. In mixing processes that require precise component ratios, like ethanol-additive blending, backflow protection is crucial.<\/div><\/div><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Quality Control<\/h2>\t\t\t\t<\/div>\n\t\t
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The PMI test confirms that the Nozzle Check Valve\u2019s materials are correct, aligning with precise specifications to provide strong, consistent performance.<\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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PMI Test<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t
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During the sealing test, we verify that the Nozzle Check Valve fully blocks any backflow, maintaining control over fluid movement.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Sealing Test\u200b<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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In the low emission test, we check for leaks to reduce environmental impact, ensuring the valve operates safely and cleanly.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Low Emission Test\u200b<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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The impact test challenges the Nozzle Check Valve\u2019s durability, confirming it withstands sudden force without compromising its structural integrity.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Impact Test\u200b<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Dimension inspection checks that the Nozzle Check Valve\u2019s measurements are accurate, so it fits smoothly into the system with no issues.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Dimension Inspection\u200b<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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In this test, we measure paint thickness on the valve, which protects it from rust and extends its working life.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Painting Thickness Test\u200b<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Penetrant testing detects tiny surface flaws on the Nozzle Check Valve, highlighting areas that could lead to leaks or weaknesses.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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PT<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Material inspection confirms that every part of the Nozzle Check Valve matches quality standards, supporting reliable flow control and safety.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Material Inspection\u200b<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Our Valve Applications in Key Industries <\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Discover how our advanced valve solutions improve flow control, delivering enhanced efficiency, safety, and strict quality assurance.<\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t
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The Nozzle Check Valve prevents fluid from reversing, ideal in chemical plants where safe, one-way flow protects against contamination and spillage.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Chemical Processing\n<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Nozzle Check Valves handle high pressure and prevent backflow, protecting petrochemical processes that deal with gases, oils, and harsh materials.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Petrol Chemical\n<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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For nuclear applications, Nozzle Check Valves control direction in pressurized systems, keeping critical fluids from flowing backward into sensitive equipment.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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O.P.G & Nuclear\n<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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In pulp production, Nozzle Check Valves manage flow efficiently, resisting the buildup and blockages that can occur with thick materials.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Pulp\n<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Nozzle Check Valves endure harsh conditions in mining, preventing reverse flow and reducing risk of damage in abrasive material handling.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Mining<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Nozzle Check Valves prevent backflow, making them a valuable choice for water treatment and sewage systems that rely on safe fluid control.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Water & Sewage\n<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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The Nozzle Check Valve controls steam flow direction, protecting against backflow that could interrupt industrial steam systems\u2019 efficiency and safety.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Steam System\n<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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In boiling systems, the Nozzle Check Valve allows smooth, one-way flow, handling high heat and preventing damaging backflow or pressure issues.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Boiling System\n<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Get More Versatile Valve<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Gate Valve<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\n\t\t\t\t

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Ball Valve<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\n\t\t\t\t

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Globe Valve<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\n\t\t\t\t

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Check Valve<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\n\t\t\t\t

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Plug Valve<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\n\t\t\t\t

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Butterfly Valve<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Features And Benefits of Nozzle Check Valve<\/h2>\t\t\t\t<\/div>\n\t\t
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\n\t\t\t\t\tFeatures of Nozzle Check Valve<\/span>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Durability with Extensive Cycle Testing<\/b><\/p>

  • Spring tested to over 25 million cycles.<\/span><\/li><\/ul><\/td><\/tr>

Engineered for Optimal Performance<\/b><\/p>

  • Engineered products that can be optimized to suit system flow conditions.<\/span><\/li><\/ul><\/td><\/tr>

Class A Low-Emission Gasket for Environmental Compliance<\/b><\/p>

  • Incorporates a Class A low-emission gasket to ensure minimal emissions and adherence to environmental standards.<\/span><\/li><\/ul><\/td><\/tr>

High Flow Capacity for System Efficiency<\/b><\/p>

  • Provides high flow capacity, minimizing flow velocity to enhance overall system efficiency.<\/span><\/li><\/ul><\/td><\/tr>

Zero Leakage<\/b><\/p>

  • Provides zero leakage performance compared to other check valve types.<\/span><\/li><\/ul><\/td><\/tr>

Axial Flow<\/b><\/p>

  • Disc and seating configuration provide a streamlined flow path with a venturi effect, resulting in minimal pressure drop.<\/span><\/li><\/ul><\/td><\/tr>

Short Stroke Spring-Assisted Disc<\/b><\/p>

  • Inlet flow velocity moves the disc axially with a short stroke. As flow velocity reduces, a compressed spring initiates valve closure, providing a quick response.<\/span><\/li><\/ul><\/td><\/tr>

Customizable Spring Options<\/b><\/p>

  • The choice of spring affects critical velocity and valve response. Selection is based on an engineering evaluation of specific applications. In the absence of this data, a standard spring will be provided.<\/span><\/li><\/ul><\/td><\/tr>

Anti-Rotation Device<\/b><\/p>

  • The anti-rotation device secures the disc assembly and eliminates the risk of disc rotation.<\/span><\/li><\/ul><\/td><\/tr><\/tbody><\/table>

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    \n\t\t\t\t\tBenefits of Nozzle Check Valve<\/span>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Minimizes Water Hammer Effects<\/b><\/p>

    • Minimizes the damaging effects of water hammer in fluid systems.<\/span><\/li><\/ul><\/td><\/tr>

    Eliminates Valve Chatter<\/b><\/p>

    • Removal of chatter associated with conventional valves in reciprocating compressor service.<\/span><\/li><\/ul><\/td><\/tr>

    Reduces Pressure Loss<\/b><\/p>

    • Minimizes pressure loss in piping systems.<\/span><\/li><\/ul><\/td><\/tr>

    Protection Against Flow Reversal<\/b><\/p>

    • Protects rotating equipment from damage due to flow reversal.<\/span><\/li><\/ul><\/td><\/tr>

    Enhanced Durability with Full Satellite Disc and Seat<\/b><\/p>

    • Features a full satellite disc and seat for increased durability and reliable performance.<\/span><\/li><\/ul><\/td><\/tr>

    Optimized Low-Emission Valve Technology<\/b><\/p>

    • Designed with low-emission valve technology optimized for extended service life and operational efficiency.<\/span><\/li><\/ul><\/td><\/tr>

    Low Pressure Cracking<\/b><\/p>

    • Engineered for low pressure cracking, ensuring efficient and responsive valve operation.<\/span><\/li><\/ul><\/td><\/tr>

    Quicker Flow Changes<\/b><\/p>

    • Quick and responsive to changes in flow pressure and velocity.<\/span><\/li><\/ul><\/td><\/tr>

    Minimized Pressure Loss<\/b><\/p>

    • Minimizes pressure loss in the system for efficient operation.<\/span><\/li><\/ul><\/td><\/tr>

    Reduced<\/b> Water Hammer<\/b><\/p>

    • Reduces or eliminates water hammer and its damaging effects.<\/span><\/li><\/ul><\/td><\/tr>

    Prevents Valve Chatter in Low-Flow Conditions<\/b><\/p>

    • Prevents valve chatter in low-flow conditions for smoother operation.<\/span><\/li><\/ul><\/td><\/tr>

    Protect Pumps<\/b><\/p>

    • Protects pumps and rotating equipment from reversed flows.<\/span><\/li><\/ul><\/td><\/tr>

    Minimal Moving Parts for Longevity<\/b><\/p>

    • Few moving parts, ensuring valve longevity and proven reliability.<\/span><\/li><\/ul><\/td><\/tr><\/tbody><\/table>

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      Applications of Nozzle Check Valve<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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      Nozzle check valves by NTVAL can be deployed in a wide variety of applications in the oil & gas and petrochemical industries when high-quality, reliable valves are required. A few example applications include:<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t
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      Gas Transmission<\/b><\/p>

      • Compressor Suction\/Discharge\/Bypass<\/span><\/li><\/ul><\/td><\/tr>

      Power Generation<\/b><\/p>

      • Feedwater<\/span><\/li>
      • Cooling water<\/span><\/li>
      • Blowdown<\/span><\/li>
      • Steam<\/span><\/li><\/ul><\/td><\/tr>

      Petrochemical \/ Chemical Processing<\/b><\/p>

      • PDH<\/span><\/li>
      • Extreme Units<\/span><\/li>
      • Propylene Units<\/span><\/li>
      • Ethylene<\/span><\/li><\/ul><\/td><\/tr>

      Hydrocarbon Processing<\/b><\/p>

      • Catalytic Cracking<\/span><\/li>
      • Hydrotreating<\/span><\/li><\/ul><\/td><\/tr>

      Water Transmission<\/b><\/p>

      • Pipeline<\/span><\/li>
      • Pump Compressor Station<\/span><\/li>
      • Desalination (SWRO)<\/span><\/li><\/ul><\/td><\/tr>

      Renewable Energy<\/b><\/p>

      • Solar<\/span><\/li>
      • Wave Energy<\/span><\/li><\/ul><\/td><\/tr>
      FPSO<\/b><\/td><\/tr>
      LNG<\/b><\/td><\/tr>
      High-temperature services<\/b><\/td><\/tr>
      Solids handling (powders, fines, dust, and catalysts)<\/b><\/td><\/tr>
      Solids handling (powders, fines, dust, and catalysts)<\/b><\/td><\/tr>
      Polyethylene or polypropylene<\/b><\/td><\/tr>
      Coal conversion and gasification<\/b><\/td><\/tr>
      Thermal fluids<\/b><\/td><\/tr>
      Separator, filter, and drying systems<\/b><\/td><\/tr>
      Compressor stations<\/b><\/td><\/tr>
      On\/off isolation service<\/b><\/td><\/tr>
      Oil & gas manifolds<\/b><\/td><\/tr><\/tbody><\/table>

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      Technical Details<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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      Our nozzle check valves are available in forged or cast options and can be made from exotic materials, all with short delivery times.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t

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      • 2\u2033\u2013 84\u2033 \/ DN15-450<\/li><\/ul><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t
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        \n\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\tPressure Ratings<\/a>\n\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t
        • Class 150 \u2013 4500<\/div><\/li>
        • API 6A Class 2000 \u2013 15,000<\/div><\/li><\/ul><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t