Wafer, lug and double flanged bodies : Dual plate principle : Soft and metallic sealing
Size : DN 50 ~ 1800 mm PN 6 ~ 320 / ANSI class 150 to 2500
Operating pressures up to 320 bar : Face-to-face dimension to API 594
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