Hf-Valves

Tag: pipeline products

  • Top Entry Ball Valve

    Top Entry Ball Valve

    Product

    Top Entry Ball Valve

    Top Entry Ball Valve features a top-mounted design that allows easy maintenance and inspection without removing the valve from the pipeline. Designed for high-pressure and critical applications, it provides reliable sealing, low operating torque, and long service life. It is widely used in oil & gas, petrochemical, power, and pipeline industries for safe shut-off and flow control.

    Top entry ball valve

    Specification

    Nominal diameter

    1/2″ – 60″ (DN15- DN 1500)

    Pressure range

    CLASS 150 – CLASS 2500 (Mpa 1.6- Mpa 42.0)

    Materials

    Carbon Steel, Stainless Steell, Duplex, Super Duplex, Inconel

    Design standard

    API 6D, API 608, API598, ASME B16.34, ISO 17292, BS5351  

    Connection ends

    RF、RTJ、BW、SW

    Flange Dimension Standards

    ASME B 16.5, ASME B16.47, ASME B16.25, ASME B16.11

    Operation

    Manual、Pneumatic、Electric、Gas-liquid interaction etc. 

    Temperature

    -196℃-540℃

    Pressure Test Standards

    API598 , API 6D , BS12569

    Application

    Oil and gas、Chemical、petrochemical、Power plant、Metallurgy、Papermaking etc. 

    Features:

    1. Top entry ball valve is valve Installing ball into valve body by the upper for repairing conveniently.
    2. Top entry ball valve adopts elastic interface structure, which can adapt to different deviations of the pipeline, and increase the tightness and life of the valve.
    3. The valve stem adopts self-sealing structure to improves the reliability and tightness.
    4. It can be made of different materials, and is suitable for use in various media, pressure and environments.
  • Lug Type Double Plate Check Valve

    Lug Type Double Plate Check Valve

    Product

    Lug Type Double Plate Check Valve

    Specification

    Size: NPS8~60″ (DN200~1500mm)

    Pressure: Class150~900Lb

    Main Material: WCB、A105、 C5、WC6、WC9

    Design and manufacturing standards: API594, API 6D, ASME B16.34

    Structure length: API 594, API 6D, ASME B16.10

    Connections: ASME B16.5, ASME B16.47

    Test standards: API 598, API 6D

    Main Parts Material:

    ErPart

    Material

    Body

    WCB、304、316、316L

    O ring

    NBR、VITON

    Disc

    304、316、316L

    Gland

    304、316、316L

    Shaft

    304、316、316L

    Features:

    1. The structure length is short, which brings great convenience to the valve installation, handling, storage and pipeline layout, and can save costs.
    2. Reduce line vibration, in order to reduce line vibration to a minimum or eliminate line vibration, the check valve must be closed as soon as possible before the liquid flow has a chance to reverse flow. The size of each flap in a double-lobe check valve Only half the size of a fully constructed check disc, it experiences reduced fluid resistance and faster movement to the closed position. They have a radius of rotation half that of conventional check valves.
      Its leading distance from the open to the closed position is halved, thus reducing travel time by up to 50%
    3. The double-piece check valve reduces water hammer, and the flaps of the double-piece check valve have been greatly reduced in weight, which can reduce the slamming and water hammer phenomena to a small limit Degree.
  • Forged Steel Globe Valve

    Forged Steel Globe Valve

    Product

    Forged Steel Globe Valve

    Specification

    Size: NPS3/4”-2”
    Class: 150Lb~2500Lb
    Working temperature: -29～500℃
    Design: API 602
    Connection: RF, SW, BW, RTJ
    Face to face: ASME B16.10
    Test：API 598

    Main Parts Material:

    Body

    A105

    A182 F22

    A182 F304(L)

    A182 F316(L)

    Seat

    A276 420

    A276 304

    A276 304(L)

    A276 316(L)

    Disc

    A182 F430&410

    A182 F304

    A182 F304(L)

    A182 F316(L)

    Stem

    A182 F6

    A182 F304

    A182 F304(L)

    A182 F316(L)

    Gland Packing

    A276 410

    A182 F304(L)

    A182 F316(L)

    Features:

    1. The channel is smooth and the flow coefficient is small. The sealing surface is less susceptible to medium erosion and erosion.
    2. The sealing surface is made of alloy steel or hard alloy, with good wear and scratch resistance.
    3. Adopting flexible graphite packing, reliable sealing, and easy to operation.
    4. The flow direction of the medium is unrestricted, not only doesn’t disturb flow,but also not reduce pressure.
    5. Filler replacement and maintenance can be carried out in an online shutdown state, which is convenient and fast without affecting system operation.
  • Forged Steel Gate Valve

    Forged Steel Gate Valve

    Product

    Forged Steel Gate Valve

    Forged Steel Gate Valve is manufactured from high-quality forged steel materials, offering excellent strength, durability, and reliable sealing performance. It is widely used in oil, gas, chemical, power generation, and high-pressure pipeline systems. The valve controls the flow by moving the gate vertically, providing low flow resistance and stable operation. Thanks to the forging process, it features enhanced pressure resistance, corrosion resistance, and superior performance under high-temperature and high-pressure conditions. With a compact design, long service life, easy operation, and convenient maintenance, it is an ideal shut-off solution for demanding industrial applications.

    Specification

    Size: NPS3/4”-2”

    Class: 150Lb~2500Lb

    Working temperature: -29～500℃

    Body material: A105, F304, F316, F51 Duplex

    Design: API 602

    Connection: RF, SW, BW, RTJ   ASME B16.11  ASME B16.25  ASME B16.5

    Face to face: ASME B16.10

    Test: API 598

    NACE: NACE MR 0103  NACE MR 0175;

    Applications: Oil and Gas, Petrochemical, Power Plant, Steam System, Refinery

    forged steel gate valve

    Main Parts Material:

    Body

    A105

    A182 F22

    A182 F304(L)

    A182 F316(L)

    Seat

    A276 420

    A276 304

    A276 304(L)

    A276 316(L)

    Disc

    A182 F430&410

    A182 F304

    A182 F304(L)

    A182 F316(L)

    Stem

    A182 F6

    A182 F304

    A182 F304(L)

    A182 F316(L)

    Gland Packing

    A276 410

    A182 F304(L)

    A182 F316(L)

    Features:

    1. The channel is smooth and the flow coefficient is small. The sealing surface is less susceptible to medium erosion and erosion.
    2. The sealing surface is made of alloy steel or hard alloy, with good wear and scratch resistance.
    3. Adopting flexible graphite filler, reliable sealing, and easy and flexible operation.
    4. The flow direction of the medium is unrestricted, does not disturb flow, and does not reduce pressure.
    5. Filler replacement and maintenance can be carried out in an online shutdown state, which is convenient and fast without affecting system operation.