Process Valves > Control Valves > Jordan Valve Mark 70

 

Jordan Valve Mark 70 Sliding Gate Pneumatic Diaphragm Control Valve

Jordan Valve's Mark 70 is a line of pneumatically-operated, diaphragm control valves that combine multiple spring actuators with the precision of sliding gate seat for closer control and greater accuracy. Jordan's unique sliding gate control valve trim teams up with pressure, temperature, pH, level, or flow controllers for fast response, long-term reliability, and high levels of accuracy on steam, gas, liquid, and chemical services.

Key Specifications

  • 1/2" to 2" valve sizes
  • Totally enclosed multi-spring actuator minimizes deadband; Field reversible without the use of special tools or additional parts
  • Stem packing four times deeper than stem travel protects against leakage
  • Sliding gate seats provide straight-through flow for reduced turbulence and quiet operation
  • Short stroke for fast response and accurate regulation
  • Easily interchangeable CVs
  • Tight ANSI Class IV shutoff

Specifications, Manuals, and Supporting Literature

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Model Selection Guide

Use this table to find the right model for your application.  Don't see the option you need? Call a Lesman sales specialist at 800-953-7626

Make one selection from each section of the chart. A finished model number will look like this: 70100DI/PTT3A4N3Q3N3ARD
For 1/4" and 3/8" valve requireements, order a 1/2" valve with a reducer.

Description Catalog Number Availability
Sliding Gate Pneumatic Control Valve, NPT Threaded End Connections, 303
Stainless Steel Trim, Jorcote or Stainless Steel Seat, Teflon Packing, and
35M Actuator and Air Regulator
Ductile Iron Body 1/2"
3/4"
1"
1-1/4"
1-1/2"
2"
70050DI/PTT3
70075DI/PTT3
70100DI/PTT3
70125DI/PTT3
70150DI/PTT3
70200DI/PTT3
Seat Material 303 Stainless Steel
303 Stainless Steel/Jorcote
A
V
Flow (Cv)* 0.21
0.42
0.84
1.6
2.5
4.4
6.4
9.5
15
25
30
1
2
3
4
5
6
7
8
9
A
B
Range 3-15 PSI Direct Acting
3-15 PSI Direct Acting
N3Q3N3
Q3Q3N3
Action Air to Close
Air to Open
ARD
ARR

* Cv at capacity for a given valve size provided at no charge.

Videos

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