Piston Valves

Size: 1/2" to 8" (15 mm to 200 mm)
ASME Class: Class 150, 300 and 800
Design Standard: API 602, ASME B 16.34

L&T Valves offers glandless Piston Valves for reliable long-term performance in steam, condensate as well as process lines.

The versatile valve can be used for both isolation and throttling applications, and is available with flanged, socket-weld and screwed ends.

Salient Features:

  • Large effective sealing area - Reliable shutoff
    (ANSI Leakage Class VI)
  • Glandless design - No leakage to atmosphere
  • Reinforced sealing rings and Belleville washers - Compensates for thermal expansions, Reliability
  • Sealing not affected by presence of dirt or any other impurities in the media
  • Online Serviceable - Sealing rings can be replaced without removing the valve from line
  • Long service life
  • Lower cost of ownership

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