Mark 61 Series
High Sensitivity
The Mark 61 Series handles a broad range of applications including steam, water, oil, gas, air and chemicals. It is a self-operating pressure regulator used to regulate the downstream pressure to a predetermined setpoint. The sliding gate seats offer excellent control and extreme longevity in a compact, lightweight design. It features a larger diaphragm to provide greater sensitivity.
- Large diaphragm to provide greater sensitivity
- Minimum offset from a required setpoint
Sizes: 1/4″ – 3/4″ (DN8 – DN20)
Cv (Kv): up to 4.4 (up to 3,8)
Diaphragm: Stainless Steel, Elastomer
Setpoint: 1 to 180 psi (0,07 – 12, 4 bar)
Body Material: Ductile Iron, Bronze, Carbon Steel, Stainless Steel
End Connection: Threaded, Flanged, Socket Weld, Butt Weld
Benefits of the Sliding Gate
Read on to learn the benefits of owning sliding gate regulators and control valves.
Sliding Gate Infographic
Download this infographic on the benefits of the sliding gate in regulators and control valves.
Sliding Gate Valve Overview
Watch this video for an overview of Sliding Gate Pressure Regulators and Control Valves
Sliding Gate Videos
Learn more about the sliding gate seat design by watching these videos.
CRN Number
Mark 61: 1/4″ – 3/4″
ATEX Certified
1/4″ Mark 61 Series Carbon & Stainless Steel with FNPT Ends
1/4″ Mark 61 Series Ductile Iron & Bronze with FNPT Ends
3/8″ Mark 61 Series Carbon & Stainless Steel with FNPT Ends
3/8″ Mark 61 Series Ductile Iron & Bronze with FNPT Ends
1/2″ Mark 61 Series Carbon & Stainless Steel with FNPT Ends
1/2″ Mark 61 Series Ductile Iron & Bronze with FNPT Ends
3/4″ Mark 61 Series Carbon & Stainless Steel with FNPT Ends
3/4″ Mark 61 Series Ductile Iron & Bronze with FNPT Ends
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