LESER Compact Performance Safety Valve Type 459

Compact PerformanceType 459 CC

Safety valves for medium capacities. Technical data

  • Matching selection of threaded and flanged connections with a delivery time of 2 weeks
  • ASME_UV_USA_schwarz
  • TS_Logo_China_schwarz
  • CCS_Logo_China_SW

Applications & Industries

  • Chemistry
  • Oil & Gas
  • Petrochemical
  • Energy
  • Technical gases
  • LNG & LPG
  • Pharma
  • Food and beverages
  • Shipbuilding

The optimal solution for:

  • Compressors and pumps
  • Technical gases and CO2 plants
  • LPG/LNG storage tanks, transporters (ship, truck, etc.)
  • Chemical plants and pipelines
  • Pressure vessels and piping systems carrying vapors, gases and fluids
  • Refrigeration and oxygen applications
  • Thermal expansion


BASF_inv Saipem Spa_inv Aerzener Maschinenfabrik_inv

Technical Features Type 459 CC

Set pressure (according to ASME) 0.2 - 250 bar | 2.9 - 3,626 psig
Temperature (according to ASME) -196 to 450 °C | -20 to 842 °F
Capacity C+ to F
Connections ASME B16.5 NPT 1/2 to NPT 1 1/2 | ASME B16.5: NPS 1/2 to NPS 1
Flange class Inlet ASME B16.5 Class 150 - Class 2500
Body material SA 216 WCB, SA 351 CF8M
Narrowest flow diameter d₀ 9 - 17.5 mm | 0.354 - 0.689 in
Narrowest flow area A₀ 63.6 - 241 mm² | 0.099 - 0.374 in²
Bellows material Stainless steel
Seat gasket Metallic, sealing plate




Download Catalogues

Compact Performance Catalog

Download the Compact Performance Catalog now.

Download Catalogue
Contact LESER Teaser

Contact LESER

Send a message to LESER

Contact
Calculation of safety valves with LESER-Valvestar

Sizing and selection

Sizing and selection of your LESER Safety valve with VALVESTAR® - The Sizing Program

Valvestar