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Product

API526 Safety Relief Valves LESER 

Price: Contact

  • Model: API526
  • Trademark: LESER
  • Origin: Germany
  • LESER Pressure relief valves according to API 526 with standardized capacities and dimensions

    • Compliance with API 526
    • Diverse selection of high-alloy materials available as standard
    • Longer lifetime due to hardened discs, partly stellited seats and integrated shielding of the optional bellows
    • Single trim: Identical internal parts for S/G/L for cost-effective maintenance
    • LESER Nanotightness: Exceeds the tightness requirements of API 527 by 50%

     

    Industries

    • Chemical 
    • Oil & Gas 
    • Petrochemical 
    • Technical Gases 
    • General industries 

     

    Approvals

    LESER API safety valves are designed, marked, produced and approved according to the requirements of the following regulations:

     

    Valve Types

    Type 526

    Fulfillment of API 526

    DN 25 - DN 200 (1" - 8")

     

    Technical specifications API

    Nominal Diameter at Inlet
    DN 25 - DN 200 | 1" - 8"
    Actual Orifice Diameter d₀
    14 mm - 161.5 mm | 0.551 in - 6.36 in
    Actual Orifice Area A₀
    154 mm² - 20,485 mm² | 0.239 in² - 31.75 in²
    Pressure
    0.12 bar - 413.7 bar | 2 psig - 6,000 psig
    Temperature (in accordance with DIN EN)
    -268 °C bis 538 °C | -450 °F bis 1,000 °F
    Body Material
    1.0619, 1.4408, 1.7357 | SA 216 WCB, SA 351 CF8M, SA 217 WC6, SA 352 LCB, SA 351 CF3M, SA 995 Gr 4A CD3MN (Duplex), SA 494 M35-1 (Monel), SA 494 CX2MW (Hastelloy)
    Valve Connection
    Flange in accordance with ASME B 16.5 or DIN EN 1092
    Bellows Material (optional)
    INCONEL 625
    Load Type
    Spring-loaded
     

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