Spence Type E Main Pressure Reducing Valve In Stock

Manufacturer:
Spence
Description:

The Spence Type E Main valve comes in sizes 3/8" - 12" and available pressures to 600 psig at 750°F. Pressure regulating for steam distribution, regulating for process control (temperature or pressure). Maintains back pressure or differential pressure. For use with self-contained, pneumatic or electronics pilots. The Spence Type E Main is a normally closed, single seat valve with balanced metal diaphragms. The main spring in the body of the valve is protected from material flowing through the valve. The Spence E Main is available for fluid, gas & vapor applications and carries a lifetime warranty against wire drawing of seat and disc.

Item Name: Spence E-Main Pressure Reducing Valve
Description:

Type E Main Valve Features:

• Normally Closed

• Single Seat

• Balanced Metal Diaphrams

• Protected Main Spring

• Fluid, Gas & Vapor Applications

• ANSI/FCI 70-2 Class IV Shutoff

• Packless Construction

• Minimum Operating 10 psi  

 Application Data:

• Pressure Regulating for Steam Distribution

• Regulating for Process Control (Temperature or Pressure)

• Maintain Back Pressure or Differential Pressure

• For use with Self-contained, Pnuematic or Electronic Pilots

• Single Point or Multiple Use Applications

 

 

Lead Time: Typical delivery 3-5 days. Expedite options available for NEXT DAY shipments only.
Cast Iron 250 lb NPT Spence E Main
Cast Iron Valve Size D-Pilot Range (Spring Color)  
3/8" - 125lb NPT Threaded 3 - 20 PSI (Aluminum) Add to RFQ
1/2" - 125lb NPT Threaded 3 - 20 PSI (Aluminum) Add to RFQ
3/4" - 125lb NPT Threaded 3 - 20 PSI (Aluminum) Add to RFQ
1" - 125lb NPT Threaded 3 - 20 PSI (Aluminum) Add to RFQ
1-1/4" - 125lb NPT Threaded 3 - 20 PSI (Aluminum) Add to RFQ
1-1/2" - 125lb NPT Threaded 3 - 20 PSI (Aluminum) Add to RFQ
2" - 125lb NPT Threaded 3 - 20 PSI (Aluminum) Add to RFQ
3/8" - 125lb NPT Threaded 5 - 50 PSI (Orange) Add to RFQ
1/2" - 125lb NPT Threaded 5 - 50 PSI (Orange) Add to RFQ
3/4" - 125lb NPT Threaded 5 - 50 PSI (Orange) Add to RFQ
1" - 125lb NPT Threaded 5 - 50 PSI (Orange) Add to RFQ
1-1/4" - 125lb NPT Threaded 5 - 50 PSI (Orange) Add to RFQ
1-1/2" - 125lb NPT Threaded 5 - 50 PSI (Orange) Add to RFQ
2" - 125lb NPT Threaded 5 - 50 PSI (Orange) Add to RFQ
3/8" - 125lb NPT Threaded 10 - 100 PSI (Green Spring) Add to RFQ
1/2" - 125lb NPT Threaded 10 - 100 PSI (Green Spring) Add to RFQ
3/4" - 125lb NPT Threaded 10 - 100 PSI (Green Spring) Add to RFQ
1" - 125lb NPT Threaded 10 - 100 PSI (Green Spring) Add to RFQ
1-1/4" - 125lb NPT Threaded 10 - 100 PSI (Green Spring) Add to RFQ
1-1/2" - 125lb NPT Threaded 10 - 100 PSI (Green Spring) Add to RFQ
2" - 125lb NPT Threaded 10 - 100 PSI (Green Spring) Add to RFQ
3/8" - 125lb NPT Threaded 20 - 150 PSI (Black Spring) Add to RFQ
3/4" - 125lb NPT Threaded 20 - 150 PSI (Black Spring) Add to RFQ
3/4" - 125lb NPT Threaded 20 - 150 PSI (Black Spring) Add to RFQ
1" - 125lb NPT Threaded 20 - 150 PSI (Black Spring) Add to RFQ
1-1/4" - 125lb NPT Threaded 20 - 150 PSI (Black Spring) Add to RFQ
1-1/2" - 125lb NPT Threaded 20 - 150 PSI (Black Spring) Add to RFQ
2" - 125lb NPT Threaded 20 - 150 PSI (Black Spring) Add to RFQ
Cast Iron 125 lb Flanged Spence E Main
Cast Iron Valve Size D-Pilot Range (Spring Color)  
1" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
1-1/4" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
1-1/2" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
2" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
2-1/2" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
3" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
4" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
5" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
6" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
8" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
10" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
12" - 125lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
1" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
1-1/4" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
1-1/2" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
2" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
2-1/2" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
3" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
4" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
5" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
6" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
8" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
10" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
12" - 125lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
1" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
1-1/4" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
1-1/2" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
2" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
2-1/2" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
3" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
4" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
5" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
6" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
8" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
10" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
12" - 125lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
1" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
1-1/4" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
1-1/2" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
2" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
2-1/2" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
3" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
4" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
5" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
6" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
8" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
10" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
12" - 125lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
Cast Iron 250 lb Flanged Spence E Main
Cast Iron Valve Size D-Pilot Range (Spring Color)  
1" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
1-1/4" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
1-1/2" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
2" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
2-1/2" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
3" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
4" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
5" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
6" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
8" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
10" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
12" - 250lb Flanged Ends 3 - 20 PSI (Aluminum) Add to RFQ
1" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
1-1/4" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
1-1/2" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
2" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
2-1/2" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
3" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
4" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
5" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
6" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
8" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
10" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
12" - 250lb Flanged Ends 5 - 50 PSI (Orange) Add to RFQ
1" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
1-1/4" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
1-1/2" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
2" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
2-1/2" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
3" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
4" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
5" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
6" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
8" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
10" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
12" - 250lb Flanged Ends 10 - 100 PSI (Green Spring) Add to RFQ
1" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
1-1/4" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
1-1/2" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
2" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
2-1/2" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
3" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
4" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
5" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
6" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
8" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
10" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
12" - 250lb Flanged Ends 20 - 150 PSI (Black Spring) Add to RFQ
D Pilot Pressure Ranges
Spring Color Pressure Rating
Aluminum Spring 3 to 20 psi
Orange Spring 5 to 50 psi
Green Spring 10 to 100 psi
Black Spring 20 to 150 psi
Rated Flow Coefficients (Cv)
Seat Factor 3/8" 1/2" 3/4" 1" 1-1/4" 1-1/2" 2" 2-1/2" 3" 4" 5" 6" 8" 10" 12"
Full 1.5 2.8 5.4 8.8 14.1 19.8 31 44 74 109 169 248 444 706 1113
Full 75% - 2.1 4 6.6 10.6 14.8 23.3 33 56 82 127 186 333 530 835
Full 50% - 1.4 2.7 4.4 7 9.9 15.5 22 37 55 85 124 222 353 557
Normal 0.65 1.5 4.8 7.5 10.4 14.6 17.6 24 43 78 115 151 249 377 631
Normal 75% - - - - - - - 18 33 59 87 114 187 283 474
Normal 50% - - - - - - - 12 22 39 58 76 125 189 316
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