LESER - API Safety Valve
LESER - API Safety Valve
Model: 526
Body Material: WCB / WC6 / LCB / CF8M
End Connection: RF Flanged End

NOTE : For different valve specifications, please click 'INQUIRY ME' button located below.

API safety valves from LESER • Are designed to meet all applications which require API. • Open rapidly with an overpressure of max. 10 % to the full design lift. • Have a maximum blowdown of 7 % for steam/gas service and 20 % for liquid service. • Are developed in a close cooperation with plant engineers and service specialists. • Serve for protection of processes and equipment. • Are approved by all important approval organisations worldwide which ensures the worldwide applicability.

 

ADVANTAGES

  • 100% Compatibility to API 526
  • Single Trim (identical internal parts for steam/gas/liquids) allows economical maintenance
  • Quick delivery (2 - 4 weeks from the factory or next day from local warehouse)
  • Quick delivery for high-alloy materials
  • Longer valve lifespan due to hardened disc and (partially) stellited seat
  • Longer lifespan of optional bellows through integrated shielding

 

TECHNICAL SPECIFICATIONS

Nominal Diameter at Inlet DN 25 - DN 200 | 1" - 8"
Orifice 1 D 2 - 8 T 10
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 - 413.8 bar | 2 psig - 6,000 psig
Temperature (in accordance with ASME) -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), SA 494 CW-6MC (Inconel)
Valve Connection Flange in accordance with ASME B 16.5 or DIN EN 1092
Bellows Material (optional) INCONEL 625
Load Type Spring

 

APPROVALS

INDUSTRIES

  • Oil and Gas Industry
  • Chemical Industry
  • Petrochemical Industry
  • Energy
  • Technical Gases

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