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Precision Machined Slab Gate Valve Seat API Standard

● Critical sealing component dedicated to slab gate valves for oil & gas industry

● Made of high-strength forged alloy steel with precision CNC machining

● Adopts HVOF thermal spray coating for excellent wear & corrosion resistance

● Features outstanding high-pressure resistance and stable sealing performance

● Ensures long service life in harsh oilfield wellhead working environments

● Suitable for drilling equipment, Christmas trees and pipeline transmission systems

● Customizable sizes, materials and coatings to meet diverse application needs

    Product Description

    The Slab Gate Valve Seat is an indispensable core sealing component exclusively designed for slab gate valves, which are widely utilized in critical oil and gas field applications such as wellhead equipment, Christmas trees, drilling and production systems, high-pressure fluid transmission pipelines, and petrochemical processing facilities.

    Manufactured from high-performance forged alloy steel as the substrate, our valve seats undergo a series of sophisticated production processes including precision forging, CNC ultra-precision machining, and fine surface grinding to ensure extremely high dimensional accuracy and surface smoothness.

    Adopting industry-leading HVOF (High Velocity Oxygen Fuel) thermal spray coating technology, a dense, high-hardness and wear-resistant protective layer is firmly bonded to the surface, which greatly enhances the product's resistance to abrasion, corrosion, scouring and high pressure.

    Engineered to adapt to harsh and complex working conditions, the valve seat maintains stable and reliable sealing performance even under long-term operation of high pressure, corrosive media, frequent switching and mechanical wear, effectively preventing fluid leakage and ensuring the safe and stable operation of the entire valve assembly.

    With excellent durability and long service life, it significantly reduces the frequency of component replacement and equipment maintenance costs, making it a high-quality matching spare part for high-performance slab gate valves in the oil and gas industry. Customized processing services are available according to customer drawings, samples and special working condition requirements.
    Precision Machined Slab Gate Valve Seat API Standard (1)
    Precision Machined Slab Gate Valve Seat API Standard (2)
    Precision Machined Slab Gate Valve Seat API Standard (3)

    Product Specifications

    Type

    Slab Gate Valve Seat

    Nominal Diameter

    1-13/16"/ 2-1/16"/ 2-9/16"/ 3-1/16"/ 3-1/8"/ 4-1/16"/ 5-1/8"/ 6-5/8"/ 7-1/16"/ 9"/ 11"/ 13-5/8"

    Working Pressure

    2000psi(2K)/ 3000psi(3K)/ 5000psi(5K)/ 10000psi(10K)/ 15000psi(15K)/ 20000psi(20K)(meets international industrial high-pressure standards)

    Media

    Crude oil/ Natural gas/ Oilfield wastewater/ Mud/ Water/ Oil-gas mixtures

    Material

    High-strength forged alloy steel (4130, 4140), stainless steel (304, 316), customized special alloy materials

    Working Temperature

    -46 - +121

    Hardness

    HRC75

    Bonding Strength

    ≥70MPa

    Porosity

    <1%

    Surface Treatment

    Supersonic spraying of cobalt-bonded tungsten carbide (WC/Co)/cobalt-chromium-bonded tungsten carbide (WC/CoCr)/cobalt-chromium tungsten alloy (Stellite 20#/NiCr)/nickel-chromium-bonded chromium carbide (CrC/NiCr)/nickel-based alloy (Ni60/Ni55)/nickel-based tungsten carbide (WC/Ni)

    Coating Thickness

    0.03-0.5mm (Customizable)

    Application Environment

    High-pressure, high-wear, corrosion-prone oilfield and petrochemical harsh working conditions

    Product Features

    1. Constructed from high-grade forged alloy steel, delivering exceptional structural rigidity, anti-deformation ability and long-term durability under extreme pressure.
    2. Applied with high-density HVOF thermal spray coating, providing superior resistance to abrasion, corrosion, erosion and extended service life.
    3. Fabricated with CNC precision machining and fine grinding technology, ensuring high dimensional accuracy and perfect fit with gate assemblies.
    4. Engineered for harsh oilfield environments, resistant to high pressure, corrosive media, frequent operation and extreme temperature changes.
    5. Optimized sealing surface design guarantees consistent, leak-proof sealing performance and reliable operational stability.
    6. Excellent wear resistance reduces downtime and maintenance costs, effectively improving the efficiency of valve assembly operation.
    7. Fully customizable in dimensions, materials and surface treatments to meet diverse customer requirements and valve models.
    8. Manufactured under strict quality control standards, with comprehensive testing to ensure stable and reliable product performance.
    Precision Machined Slab Gate Valve Seat API Standard (9)
    Precision Machined Slab Gate Valve Seat API Standard (10)
    Precision Machined Slab Gate Valve Seat API Standard (11)

    Product Packaging

    Standard Export Packaging
    Inner Layer: Corrosion-inhibiting packaging film.
    Outer Layer: Fumigation-free plywood box or heavy-duty carton.
    Protection: The packaging system is designed to be impact-resistant, moisture barrier, and anti-corrosive, guaranteeing the integrity of the goods during maritime transit.

    Product Transportation

    Shipping & Transportation
    Sea Freight
    Road & Rail

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