FEATURES

  • ISO 5211 top plate for direct mounting of a wide range of actuators and gears
  • Seal ring retainer, made of identical metal as the disc, clamps and combines the seal ring rigidly on the disc face into a robust, composite unit
  • Standard hard faced Stellite seat integral to body
  • Robust single piece stem
  • Live-loaded stem seal system by a set of Belleville springs. Rocker shaped gland bridge compensates for uneven adjustment of gland bolts
  • SS316+Nitriding bearings with graphite rings designed to take high radial and axial stem loads, and for ingress protection
  • One piece body
  • Replaceable laminated seal ring is located on the disc, precision machined for bi-directional sealing.
DelVal Flow Controls Triple Offset Valves

Triple Offset Valves

Full Specification

Product Series
4
Size range
Class 150 - 3" to 102“ (DN 80 to 2550), Class 300 - 3" to 48“ (DN 80 to 1200), Class 600 - 3" to 36“ (DN 80 to 900), Class 900 - 6" to 24“ (DN 150 to 600) & Class 1500 - 6" to 24“ (DN 150 to 600)
Pressure Rating
Class 150, Class 300, Class 600, Class 900 & Class 1500
Design Standards
API 609, BS EN 593, MSS SP 68 & ASME B16.34
Testing Standard
API 598, EN12266-1, ISO 5208, MSS SP 68
Body Style
Wafer, Lug, Double Flanged - Short, Double Flanged - long, Buttweld
Body Material
WCB,WСС,LCB,LCC,CF8M,CF8,CF3,CF3M, Duplex SS
Disc Material
WCB,WСС,LCB,LCC,CF8M,CF8,CF3,CF3M, Duplex SS
Stem Material
410 SS, 17-4 PH, XM-19, Inconel 718, Duplex SS
Seat Material
Stellite 21 / Stellite 6
Seal Material
S31803+Graphite, XM 19+Graphite, Inconel 625+Graphite, Solid Metal Seal

Explore Other Valve Types

Solutions that scale with plants across applications, industries, and geographies.