Spence Engineering

  Spence Engineering Company, Inc.

Spence Engineering Co., Inc., a Division of CIRCOR
 

800-876-0036

Phone: 847-356-0566      Fax: 847-356-0747      E-Mail: sales@mmcontrol.com


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Spence Safety Relief Valves

Figure 31/41 Bronze & Cast Iron Series, Figure 800 Series, Figure 10/15 Series

Bronze & Cast Iron Series

Design & Operation

Spec & Tech Sheets       

Figure 31 Bronze Series Safety Relief Valves
Figure 31 Bronze Series

Figure 31/41


Benefits & Features

The Figure 31/41 Bronze and Cast Iron Series has a dual blow down ring which allows for better adjustment of the pop and blow down. This safety relief valve is top guided and has a semi nozzle for optimum flow performance. Set pressures up to 300 psi for steam, air, and gases (bronze body).

 

 

Figure 800 SRV

Design & Operation

Spec & Tech Sheets       

Spence Safety Relief Valve Figure 800
Figure 800
Safety Relief Valve

Figure 800 Series Safety Relief Valves


Benefits & Features

The Figure 800 Series has a non-adjustable blow down that is less than 10% for steam, air, or gas and less than 20% for liquid. Consisting of a unitized bonnet design, this product guarantees proper guiding. The valve has a full nozzle for optimum flow performance and internal trim of stainless steel. This valve is extremely dependable in terms of pop action, seat tightness, and repeatability. Set pressures up 300 psi for steam and up to 900 psi for air, gas, or liquids.

 

 

Figure 10/15 Safety Relief Valves

Design & Operation

Spec & Tech Sheets       

Spence Figure 10 Safety Valve
Figure 10 Series Safety Valve

 

Figure 10/15 Series SRVs


Benefits & Features

The Figure 10/15 Series are cost effective, maintaining a high degree of repeatability at a low cost. The valve inlet and outlet has one integral casting assuring proper alignment of disc, seat, and spindle for smooth action.

 

Spence offers a broad range of valves meeting ASME Boiler and Pressure vessel code requirements as well as the "NB" Certificate. They provide over pressure protection for steam, air gases, vapors, water, liquids and powdered solids. Set pressures up to 300 psi for steam and up to 900psi psi for air and gases.

 

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Phone: 847-356-0566   Fax: 847-356-0747      E-Mail: sales@mmcontrol.com

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