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Gestra DISCO Non-Return Valve, RK86

Additional information

Material Body

Chromium steel

Inner Parts

Stainless steel

Seat Sealing

EPDM, FPM, Metal to metal, PTFE, Soft sealing

  • Non-Return Valve RK 86
  • Wafer design with extremely short overall length to EN 558-1
  • Metal-to-metal seat or soft seat (EPDM, FPM, PTFE)
  • Stronger springs for other opening pressures also available
  • Self-centering valve body (DN 15 – DN 100)

Nominal size:
DN 15, DN 20, DN 25, DN 32, DN 40, DN 50, DN 65, DN 80, DN 100,
DN 125, DN 150, DN200

Pressure rating:
PN 10, PN 16, PN 25, PN 40
ASME CL 125, CL 150, CL 300

Connection:
DIN/EN, BS, ASME

Materials:
Body, Seat, Guide ribs: 1.4317 Chromium steel
Disc, Spring retainer, Spring: 1.4571 Stainless steel