Quarter Turn Valves

Quarter Turn Valves

Our ball valves are available as a manual valve or can be supplied with pneumatic actuator.

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Not all products are available in all markets.  Please choose your National Spirax Sarco Web Site or Contact Us for further information.

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Find further information on Quarter Turn 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 Ball Valves - - 816 KB
PDF Ball Valves for Steam - - 1.36 MB
PDF Pressure reducing and surplussing valves for steam and industrial fluids SB-GCH- 29 3 3057.91 MB
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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 BVA200 Series Pneumatic Actuator with M10Si and M10Vi Ball Valves - - 77 KB
PDF LSB31, LSB32, LSB33, LSB34, LSB71, LSB72, LSB73 and LSB74 Limit Switch Boxes for BVA300 Series Actuators - - 543 KB
PDF M10F Ball Valves 1/4" to 2 1/2" - - 109 KB
PDF M10F ISO Ball Valves 1/2" to 2-1/2" - - 124 KB
PDF M10H ISO Ball Valves 1/4" to 2" - - 135 KB
PDF M10Hi ISO Ball Valve ¼" to 2½" - - 691 KB
PDF M10HPi ISO Ball Valve ¼" to 2½" - - 636 KB
PDF M10HTi ISO Tobacco Ball Valve ¼" to 2½" - - 675 KB
PDF M10Pi ISO Ball Valve ¼" to 2½" - - 650 KB
PDF M10S Ball Valves 1/4" to 2 1/2" - - 117 KB
PDF M10S ISO Ball Valves 1/4" to 2-1/2" - - 127 KB
PDF M10T Ball Valve DN 1/4" to 2-1/2" - - 78 KB
PDF M10T ISO Ball Valve DN 1/4" to DN 2-1/2" - - 82 KB
PDF M10Ti ISO Ball Valve ¼" to 2½" - - 658 KB
PDF M10V Ball Valves 1/4" to 2 1/2" - - 116 KB
PDF M20 Ball Valves 1" to 6" - - 137 KB
PDF M31S ISO Full Bore Ball Valve DN50 to DN200 ANSI 150 and ANSI 300 - - 208 KB
PDF M33F ISO Full Bore Ball Valve API 6D Firesafe API 607 2" to 8" (DN50 to DN200) ANSI 150 and ANSI 300 - - 627 KB
PDF M33S ISO Full Bore Ball Valve API 6D 2" to 8" (DN50 to DN200) ANSI 150 and ANSI 300 - - 625 KB
PDF M33V ISO Full Bore Ball Valve API 6D 2" to 8" (DN50 to DN200) ANSI 150 and ANSI 300 - - 627 KB
PDF M40 ISO Ball Valves 1" to 6" - - 103 KB
PDF M70i ISO Forged Stainless Steel Ball Valve for Sanitary Applications - - 576 KB
PDF BRV2, BRV2S5 and SRV2 Pressure Reducing Valve Capacities TI-P045- 13 3 81 KB
PDF BRV2S and BRV2B SG Iron Pressure Reducing Valves TI-P045- 14 5 211 KB
PDF BRV2S5 and BRV2B5 Gunmetal Pressure Reducing Valves TI-P045- 09 6 196 KB
PDF BRV71 and BRV73 SG Iron Pressure Reducing Valves TI-P210- 01 4 275 KB
PDF DEP4 Cast Steel Excess Pressure Valve TI-P206- 01 11 972 KB
PDF DEP7 SG Iron Excess Pressure Valve TI-P205- 01 9 834 KB
PDF DEP7 SG Iron Excess Pressure Valve Materials of Construction TI-P205- 02 2 104 KB
PDF DLV7 SG Iron Pressure Reducing Valve TI-P204- 04 5 758 KB
PDF DP143, DP143G and DP143H Pilot Operated Pressure Reducing Valves with Cast Steel Bodies TI-P006- 01 11 325 KB
PDF DP163, DP163G and DP163Y Pilot Operated Pressure Reducing Valves with Stainless Steel Bodies TI-P107- 01 10 346 KB
PDF DP27, DP27E, DP27G, DP27GY, DP27R and DP27Y Pilot Operated Pressure Reducing Valves with SG Iron Bodies TI-P470- 01 7 1.19 MB
PDF DP27T and DP27TE Pilot Operated Pressure/Temperature Control Valves with SG Iron Bodies TI-P470- 08 2 3.36 MB
PDF DPP17E and DPP17EE Pilot Operated Pressure Reducing Valves with SG Iron Bodies TI-P208- 01 3 161 KB
PDF DPS17 Combined Pressure Reducing and Surplussing Valve TI-P100- 14 2 157 KB
PDF DPT17T and DPT17TE Pilot Operated Pressure/Temperature Control Valves with SG Iron Bodies TI-P101- 01 4 285 KB
PDF DRV4 and DRV4G Cast Steel Pressure Reducing Valves TI-P203- 01 15 626 KB
PDF DRV7 and DRV7G SG Iron Pressure Reducing Valves TI-P204- 01 13 577 KB
PDF LRV2 Pressure Reducing Valve Capacities TI-P001- 09 2 42 KB
PDF LRV2B and LRV2S Gunmetal Pressure Reducing Valves TI-P001- 07 4 123 KB
PDF SDP143 Pilot Operated Pressure Surplussing Valve with Cast Steel Body TI-P004- 01 6 407 KB
PDF SRV2S Stainless Steel Pressure Reducing Valve TI-P186- 05 7 191 KB
PDF SRV461S and SRV463S Stainless Steel Direct Acting Pressure Reducing Valves TI-P186- 01 9 381 KB
PDF SRV66 Sanitary Pressure Reducing Valve TI-P186- 08 9 274 KB
PDF WS4 Water Seal Pot TI-S12- 03 5 117 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 BVA300 Series Pneumatic Actuators for Spirax Sarco Ball Valves - - 921 KB
PDF Hygienic Ball Valve Model 61 - - 100 KB
PDF LSB3 and LSB4 Limit Switch Boxes - - 95 KB
PDF M10S Ball Valve Screwed, SW, BW, and Flanged Version - - 91 KB
PDF M10V Ball Valve Screwed, SW, BW, and Flanged Version - - 94 KB
PDF M31 ISO Ball Valve - - 152 KB
PDF M40 ISO Ball Valve - - 79 KB
PDF Balance Pipe Assembly for the DP Type Valve IM-S10- 21 2 86 KB
PDF Body Gasket and Studs and Nuts Set for DP Pilot Operated Pressure Reducing Valves IM-S10- 28 2 148 KB
PDF Bolts and Nuts Set for Diaphragm Chamber Securing on the DP Type Valve IM-S10- 27 2 85 KB
PDF BRV2 Range of Pressure Reducing Valves IM-P045- 10 9 449 KB
PDF BRV2 SP and BRV2 BP Products supplied with external pressure sensing connection for units screwed ½", ¾" & 1" BSP (BS21 Rp) or flanged BS 4504 PN25. IM-P045- 08 2 37 KB
PDF BRV71 and BRV73 Pressure Reducing Valves IM-P210- 04 4 359 KB
PDF Control Pipe Assembly for the DP Type Valve IM-S10- 20 2 42 KB
PDF DEP Excess Pressure Valve IM-S12- 10 11 1.67 MB
PDF DLV7 SG Iron Pressure Reducing Valve IM-P204- 03 3 1.23 MB
PDF DP Pilot Operated Pressure Reducing Valves IM-S10- 25 3 198 KB
PDF DP143 and DP163 Pressure Reducing Valve Spares IM-P006- 08 2 89 KB
PDF DP143, DP143G, DP143H and DP163, DP163G, DP163Y Pilot Operated Pressure Reducing Valves IM-P006- 07 10 905 KB
PDF DP17 to DP27 Pilot Valve Assembly Upgrade Kit Fitting Instructions IM-P100- 16 3 184 KB
PDF DP17, DP143 and DP163 Pressure Reducing Valves Supplementary Safety Information IM-S10- 30 1 28 KB
PDF DP17, DP17E, DP17G, DP17R, DP17Y and DP27G Pilot Operated Pressure Reducing Valves IM-P100- 05 16 1.07 MB
PDF DP17T and DP17TE Pilot Operated Pressure/Temperature Control Valves IM-P101- 04 7 1.45 MB
PDF DP27, DP27E, DP27R and DP27Y Pilot Operated Pressure Reducing Valves IM-P470- 03 5 1.95 MB
PDF DP27T and DP27TE Pilot Operated Pressure/Temperature Control Valves IM-P470- 09 3 5.71 MB
PDF DPP17E and DPP17EE Pressure Reducing Valves IM-P208- 02 1 64 KB
PDF DPS17 Combined Pressure Reducing Valve and Surplussing Valve IM-P100- 13 1 68 KB
PDF DRV and DRVG Pressure Reducing Valves IM-S12- 04 12 1.63 MB
PDF DRV, DRVG and DEP Pressure Controls Supplementary Safety Information IM-S12- 13 1 42 KB
PDF HP10 Pressure Reducing Valve IM-P210- 02 4 367 KB
PDF Internal Strainer for the DP17, DP27 and 37D Pilot Operated Pressure Reducing Valves IM-S10- 26 2 557 KB
PDF Main Diaphragm Set for the DP Type Valve IM-S10- 22 2 56 KB
PDF Pilot Valve Assembly and Pilot Filter for DP27 Pilot Operated Pressure Reducing Valves IM-P470- 06 1 162 KB
PDF Pilot Valve Diaphragm Set for the DP17 and DP27 plus Pilot Valve Chamber Assembly for the DP17 IM-S10- 24 4 592 KB
PDF Pressure Control Spring for the DP and SDP Pilot Operated Pressure Reducing Valves IM-S10- 23 3 510 KB
PDF SDP143 Pilot Operated Pressure Surplussing Valve IM-P004- 05 5 643 KB
PDF SRV2S Pressure Reducing Valve IM-P186- 03 4 335 KB
PDF SRV461S and SRV463S Stainless Steel Direct Acting Pressure Reducing Valves IM-P186- 02 5 287 KB
PDF SRV66 Sanitary Pressure Reducing Valve IM-P186- 09 4 254 KB
PDF Type LRV2 Pressure Reducing Valve for Liquids IM-P001- 08 3 97 KB
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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.

Ball Valves - CAD Drawings

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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