10mm Bore DMF Monoflange Flange x Flange Valve

Double Block and Bleed, Needle Needle Needle configuration, monoflange valve with flanged inlet & outlet, utilising metal to metal seat and bonnet to body connection for superior, bubble tight sealing capabilities at both extreme pressures and temperatures.

Fire Safe Design
UNI Directional Flow
Bi Directional Flow
Servicing Kits
Severe Temp Rating
NACE Approved
PSV8 Approved
Specifications & Ratings
The DMF type valve offers a Needle, Needle, Needle configuration as well as an OS&Y Needle, Needle, Needle configuration to suit all needs. The unique anti-vibration cam locking device at body bonnet connection is for extra safety. This series offers working pressures of up to ASME class 2500 with a maximum working temperature of 472ºC.
Valve Types
Double block and bleed
Pressure Rating
Class 150 - 2500 (API Optional)
Temperature Rating
-46°C up to 472°C
Bore Size
Connection Size
1/2" - 2"
  • Raised Face
  • Flat Face
  • Ring Type Joint
  • T Bar
  • Handwheel
  • Lockable
Material Options
Materials include forged stainless steels, Duplex and Super Duplex. Other exotic materials available upon request.
Material Construction
  • Stainless Steel 316
  • Monel
  • Duplex
  • Super Duplex
  • 6Mo
  • Titanium
  • Hastalloy
  • Zirconium
  • Inconel
  • Incoloy
  • Carbon Steel
  • Ali Bronze
  • Brass
  • Other Materials can be made available upon request
Trim Material
  • All trim materials are made from corrosion resistant materials.
Bolting Materials
Not Applicable
Material Traceability
Testing & Design Standards
All Alco Valves Group products are designed to comply with or exceed internationally recognised products. API 598 approved tested.
Testing Standards
  • API 598
  • API 6A
  • ISO 5208
Design Specifications
B16.34 or API 6A
Fire Safe Standards
  • ISO 10497
  • API 607
Relevant Approvals
Customer specifications can be adhered to.