Technical data:
Dual plate principle
Soft and metallic sealing
DN 50 – 1800
PN 6 – 320 / ANSI class 150 to 2500
·-257°C to 537°C
Operating pressures up to p=320 bar
Face-to-face dimension 2) acc. to API 594
Wafer, lug and double flanged bodies
Standard materials:
Body: Cast steel, stainless steel all alloy qualities
Plate: Cast steel, stainless steel all alloy qualities
Spring: Stainless steel, Inconel
Seals: EPDM, Buna-N, Viton-B, metal
Typical applications:
Steam, gases
Hydrogen, cracking processes
Air separation, chlorine gas
Centrifugal compressors
Fire protection water systems
Bleaching lines
Condensate, boiler feed pumps
Offshore drilling rigs, shipbuilding
Pumping stations