• News & Media
    • News
    • Case studies
    • Brochures
    • Video gallery
  • Contact us
  • EN
    • EU
    • ES
  • About AMPO
    • We are AMPO
    • The AMPO Way
    • Our team
    • Our future strategy
    Latest News
    AMPO POYAM VALVES WILL SUPPLY OVER 1,300 HIGHLY ENGINEERED CRYOGENIC…

    AMPO POYAM VALVES has been selected to…

    AMPO POYAM VALVES HAS SUPPLIED AN INTEGRATED SYSTEM TO ARCELOR…

    AMPO POYAM VALVES has contributed to the…

  • Solutions
    • AMPO POYAM VALVESHigh engineered valves for the most severe services.
      • By industry
      • By valve type
    • ISS by AMPO POYAM VALVESMore than just valves.
      • System Integration & Tailored Turn-Key Projects
      • Valve actuation control systems
      • Monitoring solutions
      • Green hydrogen storage solutions
    • AMPO SERVICEPrompt response to customer needs wherever they are.
      • MRO Services
      • Tailored engineering solutions
      • Spare parts
      • Field Engineering Services
      • Training services
      • Preventive and predictive maintenance services
      • Repair and maintenance centers
    • AMPO FOUNDRYAssembly ready components.
  • Industries
    • Energy
      • Low carbon energies
      • Additional primary energies: Upstream
      • Refining
    • Chemical and Petrochemical
    • Mining
    • Power
  • Capabilities
    • Engineering and R&D
    • Materials
    • Quality
    • Manufacturing and servicing facilities
    Latest News
    R&D PROJECTS: HPCVALVE and AMPOALY

    AMPO has received a grant for its…

    IMPORTANT INVESTMENTS IN THE VALVE MANUFACTURING PROCESS IN IDIAZABAL

    After the expansion of the new machining…

  • Sustainability
    • Committed to Sustainable Development Goals
    • Climate change and Environment
    • Innovation and Technology
    • Our Employees
    • Ethics and Transparency
    • Social Commitment
    Latest News
    SHAPING A SUSTAINABLE FUTURE WITH AMPO'S CARBON CAPTURE SOLUTIONS

    At AMPO POYAM VALVES, we are committed…

    AMPO Participates in the opening ceremony of the EIC Foundation,…

    Last week, AMPO, as a member of…

  • ProTalent
  • News & Media
    • News
    • Case studies
    • Brochures
    • Video gallery
  • Contact us
  • EN
    • EU
    • ES
Solutions
AMPO POYAM VALVES

Through Conduit Double Expanding gate valve

Size
6" up to 48"
Temperature
-46ºC up to 425ºC
Pressure
600 lbs up to 2500 lbs
Standards
API 6D, ASME B16.34, ASME B16.5, ASME VIII Div 1 & Div 2, NACE MR0103, ISO
Materials

A105, A473 CA6NM, C12, C12A, C5, CD3MN, CD4MCU, CE3MN, CF10, CF10M, CF3, CF3M, CF8, CF8C, CF8M, CG3M, CG8M, CK-3MCUN, CN7M, CU5MCUC, CY40, F-316L, F-347H, F-51, F-53, G4A, G6A, HASTC22, INC800H, INCOLOY, LC2, LC3, LCB, LCC, LF2, M35-1, TI-C2, UNS N08020, UNS N08031, UNS N08825, UNS N08904, UNS S31803, WC1, WC6, WC9, WCB, WCC, …

Seals
Seats: -
Gaskets: -
O-ring: -
End connections
BW, RF, FF, RTJ, SW; CLAMPS
Other technical features

• Valves are designed without elastomeric or thermoplastic gaskets.
• Load fluctuation during the service life are considered in the design in order to guarantee long service life and operation.
• Expanding gate are available as of double expanding design, Double Isolation and Bleed valve in both close and open positions and Single expanding gate Double Isolation and Bleed in close position.
– Depending on size and pressure there are different slide expanding alternatives: Spring design,Lever design, Cam design…
• Double Block and Bleed (DBB) in CLOSE and/or OPEN positions.
• Double Isolation and Bleed (DIB-1) in CLOSE and/or OPEN positions.
– Low Fugitive Emissions
• Fire Safe.
• Fully Piggable valve.
• Antistatic design.
• Rising Stem design.

• Bi-Directional sealing design.
• Sealing is reached by mechanical thrust without the need to pressure energize the sealing components.
• The sliding sealing surfaces are completely hard face with tungsten carbide.
• Metal to metal sealing achieved by tungsten carbide hard facing on both the gate and seats.
• Double stem packing sealing solution provided.
• Tight sealing in Open and Close positions.

• Materials are selected correctly to guarantee mechanical and corrosion resistance taking into account extreme service conditions and sour service NACE requirements.
• CRA weld overlay available in-house, partial or fully clad for corrosion protection.
• Single expanding designs are available upon request.
• Customized bores are available on request.
• External vent and drain are available.
• Stem injection ports for extra sealing are available.
– Valve can be installed vertically or horizontally

Actuation
ACTUATOR, GEARBOX, HANDWHEEL
Industries
Energy, Low Carbon Energies, Gas Processing and transportation, Upstream, Surface, Refining

Other valves

Cryogenic Top Entry ball valves
Cryogenic Split body ball valves
Cryogenic Angle Globe Control Valve
Subsea top entry ball valve (API 6DSS)
View all valves

Download our brochures

Brochures

AMPO HEADQUARTERS

Barrio Katea S/N

20213 Idiazabal (Gipuzkoa)

SPAIN

T. +34 943 188 000

  • About AMPO
    • We are AMPO
    • The AMPO Way
    • Our team
    • Our future strategy
  • Solutions
    • AMPO POYAM VALVES
    • ISS by AMPO POYAM VALVES
    • AMPO SERVICE
    • AMPO FOUNDRY
  • Industries
    • Energy
    • Chemical and Petrochemical
    • Mining
    • Power
  • Capabilities
    • Engineering and R&D
    • Materials
    • Quality
    • Manufacturing and servicing facilities
  • Sustainability
    • Committed to Sustainable Development Goals
    • Climate change and Environment
    • Innovation and Technology
    • Our Employees
    • Social Commitment
    • Ethics and Transparency
  • News & Media
    • News
    • Case studies
    • Brochures
    • Video gallery
  • Elemento del menú
    • ProTalent
  • Contact us
© Ampo 2023
  • Legal notice
  • Privacy Policy
  • Cookie policy
  • Manage cookies
  • Internal Information System