Gate Valves

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Gate Valves


Gate Valves - Bolted Bonnet

Size 2" to 72" (50 mm to 1800 mm)
ASME Class Class 150 to 2500
Design Standard API 600, API 603, ASME B 16.34

Beyond Standards:

  • Gate Valve design complies to API 600, Edition 13
  • Offered with API 600 monogram
  • Fugitive Emissions - Complies to API 624 and ISO 15848-1 (<50 ppm / Class AH leakage levels, optional)
  • Gate Valves tested to API 624 at Yarmouth Research Lab, Maine, USA
  • Body gasket leakage <100 ppm observed on eight sizes tested as per API 624 Annexure A
  • Fire Safe - By design and tested to API 607/ ISO 10497
  • CE Marking - Meets requirements of Pressure Equipment Directive 2014/68/EU, Annexure III, Module H
  • PED Module B1 Design Examination Certificate (certified by DNV) available
  • Atex - Meets requirements of Atex Directive 94/9/EC (ATEX), category 2 non-electrical equipment
  • SIL 3 Safety Integrity Level for Automated Valves
  • Gate valves successfully tested to Shell Design Validation Test Procedure 77/300 and witnessed by Shell Inspectors

Features that Add Value:

  • Robust stem-wedge design connection successfully tested as per API RP 591 Annex B
  • Hardfaced body guides and wedge slots (sizes >24”)
  • Inconel overlay/ cladded options offered

Versatile Solutions:

  • Options: Bellows-sealed, FBE/ Fusion-bonded Epoxy Lined, Steam-Jacketed
  • ValvTrac™ RFID tags for reliable digital traceability

API 603 Stainless Steel Corrosion-Resistant Gate Valves with API Monogram

Special Features:

  • Integral body seat. In-situ hardfacing provided for Trim 12 and 16 valves
  • Flex Wedge - Compensates for seat distortion and eliminates disc-jamming
  • Single-piece forged stem with T-head for superior strength
  • Body-bonnet Joint - Class 150 Globe Valves offered with square-shaped body-bonnet
    joints in size 2” and with oval-shaped joints in 3” size. Valves in all other sizes and pressure classes offered with circular body-bonnet joints.
  • Complies to API 624 and ISO 15848 fugitive emission requirements