NO. FIGURE

RK49

DESCRIPTION

DISCO non-return valve GESTRA for RK 49 flanges wafer, design with short overall length acc. to EN 558-1 Tab., 11, series 52,

In any position Installation:

With spiral ring or Body-centering rather directly on the body

Pressure: Opening 40 mbar

Size: Nominal

DN 15 - DN 200

Rating: Pressure

PN 63, PN 10, PN 160

CL ASME 400, CL 600, CL 900

Connections: End

DIN/EN, BS, ASME

Materials:

DN 15 - DN 65

Body, seat, ribs: stainless steel guide 1.4581

Forged steel Disc: 1.4986

Nimonic Spring: 90

DN 80 - DN 200

Guiding:, forged steel high temperature Body 1.7357

Cone: forged steel Valve 1.4923

Stainless steel Insert: 1.4581

Nimonic Spring: 90

Sealing:

To metal metal