Chemical Processing Applications

Mark 50 Series ⟶

Self-Operated Back Pressure Regulator
Quick Ship Available

Mark 501/502 Series ⟶

High Flow

Mark 50HP Series ⟶

High Pressure

Mark 51 Series ⟶

High Sensitivity

Mark 52 Series ⟶

Internally Piloted

Mark 53/54 Series ⟶

Differential, Jorlon Diaphragm

Mark 55 Series ⟶

Upstream Vacuum, Jorlon Diaphragm

Mark 56/560 Series ⟶

Dome Loaded, High Accuracy

Mark 57 Series ⟶

Pilot-Operated, Superior Accuracy

Mark 575 Series ⟶

Wafer Style, Jorlon Diaphragm

Mark 58FT/A Series ⟶

Cage Trim, Dual Inlet & Outlet for Through-Flow

Mark 58G Series ⟶

Globe Style, Back Pressure Regulating Valve

Mark 586FT/586A Series ⟶

Dome Loaded

Mark 508 Series ⟶

Direct Operated Tank De-pad Regulator or
Gas Back Pressure Regulator for low pressures
3/4″ – 2″ (DN20 – DN50)

Mark 518 Series ⟶

Direct Operated Tank De-pad Regulator or
Gas Back Pressure Regulator for low pressures
1", 2", 4" (DN25, DN50, DN100)

Mark 60 Series ⟶

Self-Operated Sliding Gate Pressure Regulator
Quick Ship Available

Mark 601/602 Series ⟶

Self-Operated, High Flows

Mark 60HP Series ⟶

High Pressure Regulator

Mark 61 Series ⟶

High Sensitivity

Mark 62 Series ⟶

Internally Piloted Regulator

Mark 63/64 Series ⟶

Differential, Jorlon Diaphragm

Mark 65 Series ⟶

Downstream Vacuum Regulators

Mark 66/660 Series ⟶

Dome Loaded, High Accuracy

Mark 67/69 Series ⟶

Pilot-Operated, High Flow

Mark 675 Series ⟶

Wafer Style, Jorlon Diaphragm

Mark 68G Series ⟶

Globe, High Capacity, Accurate

Mark 68HP Series ⟶

High Pressure Regulator

Mark 686G Series ⟶

Air-Loaded, Globe Trim, ANSI IV or VI

Mark 608 Series ⟶

Direct Operated Tank Padding Regulator or
Gas Pressure Reducing Regulator for Low Pressures
1-1/2" - 2" (DN40 - DN50)

Mark 608BP Series ⟶

Direct Operated Tank Padding Regulator or
Gas Pressure Reducing Regulator for Low Pressures
3/4" - 1" (DN20 - DN25); Balanced Plug - Good for High Inlet Pressures

Mark 608IS Series ⟶

Direct Operated Tank Padding Regulator or
Gas Pressure Reducing Regulator for Low Pressure
3/4" - 1-1/4" (DN20 - DN32); Internal Sensing - Good for Low Inlet Pressure