Sarasin – Spring Loaded Pressure Relief Valves

Sarasin – Spring Loaded Pressure Relief Valves

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Specification

Features

KEY FEATURES & BENEFITS

  • An extensive range of material options and trim designs for varying process applications
  • Full nozzle offering protection of the valve body during its operating cycle
  • Conversion of trim designs using a minimum of components
  • Resilient seat design for maximum seat tightness and to prevent fugitive fluid emissions
  • Flow capacity tested by the US National Board and carrying the ASME UV code stamp
  • Threaded or flanged end connections
  • Block forged body design for high pressure & severe service applications
  • Suitability for NACE MR-01-75 & ISO 15156 and cryogenic applications
  • Thermal expansion process duties

SIZE RANGE & DIMENSIONS

  • 15 – 40mm (0.5 – 1.5 inches)

SEAT TIGHTNESS

  • Metal seats 90% Soft seats 93%

TEMPERATURE RANGE

  • -270ºC – 400ºC  (-454°F – 752°F)

MATERIALS

  • Carbon steel
  • Austenitic & Martensitic Stainless Steels
  • Duplex & Super-duplex Alloys
  • Alloy 254 (6Mo)
  • Alloy 400
  • Alloys B & C
  • Alloys 625 & 825

APPLICATIONS

  • Oil & Gas Upstream (E & P)
  • Midstream (LNG) and downstream (refining)
  • Oil & Gas pipelines & compression stations
  • Chemical & petrochemical production
  • Industrial gas (cryogenics)
  • Conventional and nuclear power plants
  • LNG & FLNG

DESIGN STANDARDS

  • ASME BPVC Section VIII
  • API Std 520
  • ISO 4126
  • PED 2014/68/UE
  • ATEX 94/9/EC
  • EAC TR CU 10/12/32
  • SELO TS
  • RCCM Codes

DESIGN RATINGS

  • ASME & API Class 150 to 2500 plus API Class 5000 & 10000 (customized)
  • ASME Section III (St. Victoret Plant)

CAPACITY

  • Individually calculated and selected for each process application

UPGRADES & ADAPTATIONS

  • Forged block body
  • Limit switch
  • Integral flange & bolted bonnet design specific for Shell DEP standards

Benefits

Specifications

SERIES
DESIGN
SIZE RANGE
PRESSURE CLASSES
TEMPERATURE RANGE

Content Box

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