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Linear Globe/Angle Control Valves - Mark Two™

BRAND: Valtek

Fabricated from bar stock, the Mark Two is an extremely versatile automatic control valve. It is available in many different
configurations with short lead times, even in high-pressure classes or special alloys.


  • Power
  • Oil & Gas
  • Chemical
  • Water
  • General Industry

industry sectors

  • Nuclear
  • Conventional Steam
  • Geothermal
  • Combined Cycle
  • Concentrated Solar Power
  • Biomass and MSW
  • Upstream Exploration & Production
  • Midstream Transportation
  • Downstream Processing
  • Basic
  • Specialty
  • Biofuels
  • Pharmaceutical
  • Water
  • Waste Water
  • Agriculture
  • Water Management
  • Pulp & Paper
  • Mining
  • Steel & Primary Metals
  • Food & Beverage
  • Corn Wet Milling & Ethanol
  • Other Industries

IS0 9001:2008
PED Directive 97/23/EC
ATEX QAN Quality Registration
IECEX QAR Quality Registration
SIL Certification
CRN Certification (Canadian Registration)
EMC Directive 2004/108/EC
ATEX Directive 94/9/EC
CE Mark
SSOV (FM Safety Shut-off Valve Fuel Service
API 607 Fire Safe

Electronic Certifications for Logix Positioners mounted on Mark series valves

Design and Material Standards for Mark series valves
ASTM B16.5
ASTM B16.9
ASTM B16.10
ASTM B16.11
ASTM B16.25
ASTM B16.34
ASTM A (material)
ASTM SA (material)

Operating Parameters

-196°C to 815°C
(-320°F to 1500°F)

Design Range

Size Range: DN 15 to 150; NPS 1/2 to 6

Pressure Class Range: PN 10 to 400; Class 150 to 2500

Features & Benefits

• Application versatility arising from numerous body styles, end connections, bonnet types and materials of construction
• Reduced maintenance owing to top-entry trim with clamped-in seat ring and double stem-guided design, which eliminates contact between the plug and seat retainer
• Parts interchangeability with Mark One Series valves
• Available cryogenic extended bonnet handles temperatures down to -253°C (-423°F)


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