Control Valves

Comprehensive selection of control valves to meet every application;

  • Self-acting temperature control
  • Self-acting pressure control
  • Piston actuated
  • Ball valves
  • Globe valves
  • General service, special service & severe service
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Not all products are available in all markets.  Please choose your National Spirax Sarco Website or Contact Us for further information.

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Find further information on Control Valves in the sections below, or get in touch for further assistance.

Contact us for advice from our engineers

  • Help on sizing and selection
  • Arrange a visit
  • Answers & advice on products/applications
  • Obtaining quotes & placing orders
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Sales Brochures

Our brochures typically contain the concept, customer benefits and key features of the product.

Title Reference Number Issue File Size
PDF 3-port valves pneumatically actuated SB-S23-04 3 274 KB
PDF 3-Port valves, electrically actuated SB-S22-06 4 250 KB
PDF C series Cage design control valves SB-F12-19 4 0.98 MB
PDF Control valves for general and special service SB-GCM-24 2 1.71 MB
PDF Desuperheating solutions SB-P475-07 1 1.55 MB
PDF Piston actuated valves SB-P373-06 4 483 KB
PDF SPIRA-TROL General service control valves SB-S24-45 3 509 KB
PDF STERI-TROL Clean Service Control Valves SB-P183-01 3 160 KB
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Technical Information

Use our technical information sheets for a full technical specification of the product. They typically include:

  • Pressure/temperature limits
  • Materials
  • Sizes & connections
  • Dimensions & weights
  • Capacity charts
  • Ordering information
Title Reference Number Issue File Size
PDF Balanced and Multi-stage Trim Options for SPIRA-TROL Two-port Control Valves TI-S24-59 2 449 KB
PDF 'C' Series Valve Options TI-F12-23 3 522 KB
PDF 'C' Series Valve Spares TI-F12-22 4 114 KB
PDF CE43 1" (DN25) to 4" (DN100) Carbon Steel Cage Design, Two-Port Control Valves TI-F12-21 5 575 KB
PDF CE43 5" (DN125) to 8" (DN200) Carbon Steel Cage Design, Two-Port Control Valve TI-F12-24 3 563 KB
PDF CE63 1" (DN25) to 4" (DN100) Stainless Steel Cage Design, Two-Port Control Valves TI-F12-34 4 581 KB
PDF CE63 5" (DN125) to 8" (DN200) Stainless Steel Cage Design, Two-Port Control Valves TI-F12-33 4 578 KB
PDF CE83 1" (DN25) to 4" (DN100) Alloy Steel Cage Design, Two-Port Control Valves TI-F12-20 6 639 KB
PDF CE83 5" (DN125) to 8" (DN200) Alloy Steel Cage Design, Two-Port Control Valve TI-F12-25 4 596 KB
PDF Desuperheater Online Program Sizing Guidance TI-P475-06 2 820 KB
PDF Direct Contact Desuperheaters TI-P475-01 2 327 KB
PDF DM Type Solenoid Valves for use with Piston Actuated Valves TI-P373-04 4 36 KB
PDF KE Series DN15 (1/2") to DN200 (8") Two-port Control Valves TI-P374-02 3 275 KB
PDF KEA Series 1/2" (DN15) to 8" (DN200) ANSI Two-port Control Valves TI-P305-11 1 633 KB
PDF Pressure / Temperature Limits for Control Valves TI-S24-41 2 90 KB
PDF QLM and QLD Series Three-port Control Valves TI-P359-14 4 408 KB
PDF SPIRA-TROL 1/2" to 4" ASME (ANSI) Two-port KEA, KFA and KLA Control Valves TI-P375-01 3 866 KB
PDF SPIRA-TROL 1/2" to 4" ASME (ANSI) Two-port LEA, LFA and LLA Control Valves TI-P377-01 3 672 KB
PDF SPIRA-TROL 6" and 8" KEA, KFA and KLA Two-port Control Valves TI-P378-02 4 887 KB
PDF SPIRA-TROL DN125 to DN200 KE, KF and KL Two-port Control Valves TI-P378-01 4 894 KB
PDF SPIRA-TROL DN15 to DN100 KE, KF and KL Two-port Control Valves TI-P374-01 2 803 KB
PDF SPIRA-TROL DN15 to DN100 LE, LF and LL Two-port Control Valves TI-P303-11 2 580 KB
PDF SPIRA-TROL Two-port Control Valves EN Standard JE, JF and JL DN15 to DN200 and ASME Standard JEA, JFA and JLA 1/2" to 8" TI-S24-60 1 555 KB
PDF STERI-TROL Clean Service "S" series Two-port and Three-port Control Valves DN15 (1/2") to DN100 (4") TI-P183-02 3 1.67 MB
PDF Superheated Steam Sizing Chart TI-GCH-27 3 60 KB
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Installation & Maintenance Instructions

Clear & accurate guidelines on installation & maintenance. They typically include:

  • General safety information
  • General product information
  • Installation
  • Commissioning
  • Operation
  • Maintenance
  • Spare parts
Title Reference Number Issue File Size
PDF Addendum to S24-42 SPIRA-TROL K and L Series Two Port Control Valves IM-S24-54 1 158 KB
PDF 'C' Series Control Valves IM-F12-31 3 1.08 MB
PDF Colima Visco and Colima Viscorol Magnetic Level Controllers IM-P329-02 1 669 KB
PDF DN15 to 100mm KE43B, 71B and 73B Control Valves IM-P301-05 3 115 KB
PDF K and L Series Two-port Control Valves IM-S24-15 4 1.25 MB
PDF QLM and QLD Series DN125 to DN200 Three Port Control Valves IM-P359-15 1 688 KB
PDF QLM and QLD Series DN15 to DN100 Three Port Control Valves IM-P359-01 3 356 KB
PDF Replacing Chevron Seals with Graphite Packing Set IM-S24-32 1 37 KB
PDF SAD Steam Atomising Desuperheater IM-P475-02 1 520 KB
PDF SND Spray Nozzle Desuperheater IM-P475-03 1 624 KB
PDF SPIRA-TROL K and L Series Two-port Control Valves IM-S24-42 5 1.69 MB
PDF STD Spray Type Desuperheater IM-P475-04 1 514 KB
PDF STERI-TROL Clean Service "S" Series Two-port Control Valves DN15 (1/2") to DN100 (4") IM-P183-03 2 531 KB
PDF VTD Venturi Type Desuperheater IM-P475-05 1 403 KB
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Examples of Typical Solutions

Clear diagrams and descriptions on parts - This information helps you to understand the specific application of this product.

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Steam Engineering Tutorials

Tutorials explaining the principles of steam and heat transfer, specific to this product section.

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Calculators

The appropriate calculator to help designers and engineers select and size the products they need.

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CAD Drawings

CAD drawings enabling you to see exactly how the product is constructed. You can also drop these into your own schematics.

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Contact us for advice from our engineers

  • Help on sizing and selection
  • Arrange a visit
  • Answers & advice on products/applications
  • Obtaining quotes & placing orders