Rovalve Stainless Steel Knife Gate Valve Fig S20

Full Range of Operators and Accessories Available: Handwheel (standard) Manual bevel gear (recommended above 24")

Rovalve S20 has been replaced by Keystone Knife Gate Valve F952

  • Non-rising stem actuator
  • Cable lockout for manual handwheel valves
  • Lock-Pin style lockouts for open, closed or both positions
  • Air/hydraulic/spring cylinders
  • Electric motor operators
  • Control accessories
  • Extension stems, floorstands, stem guides

General Stainless Steel Knife Gate Valve Applications:

  • Pulp and paper
  • Chemical
  • Petrochemical
  • Power
  • Mining
  • Wastewater

Technical Data Stainless Steel Knife Gate Valve

Size Range:

  • 2" to 24" 150 psi CWP
  • 30" and 36" 100 psi CWP at ambient temperature

Testing: Per MSS SP-81

Solid cast knife gate valve provides value and performance with many standard features not found in other, commodity, knife gate valves.

Features & Benefits:

  • 304, 316, 317 or WCB solid cast, one-piece body designed and qualified through FEA analysis to meet the pressure rating and shell test requirements of MSS SP-81
  • Face-to-face per MSS SP-81 through 36".
  • Precision machined seat with multiple gate guides provides tight one-way shut-off.
  • Gate edge is beveled for easier packing seal and longer packing life.
  • Meets MSS SP-81 shutoff requirement of 40 cc per inch per minute at 40 psi (water test).
  • Port diameter exceeds requirements of MSS SP-81 and is equal to SCH 40 pipe through full size range.

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