EN

FD Series Center Line-type Rubber Lined Butterfly Valve

Description

Center line-type rubber lined butterfly valve is widely applied for cutting off or controlling device on fluid, gas and semi-fluid pipes in the industries including electric power industry, metallurgical industry, chemical industry, food industry, municipal engineering and energy industry, such as wet desulphurization, water treatment, fire fighting and municipal pipelines.

Characteristic

  • ISO5211 standard top flange

  • Full rubber lined design for valve body

  • Through shaft without pin, arc-shaped valve plate

  • Bi-directional pressure bearing and bi-directional sealing

  • Triple seal of valve rod

  • Different materials applicable to different media

Specification

  • Nominal diameter: DN50~DN3000 (2"~120")

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  • Pressure rating: PN6~PN16(class 150)

    • {/pboot:if}

  • Working temperature: -20°C~200°C

  • Connection mode: Wafer type, lug type, flange type

Material

  • Valve body: Ductile iron, carbon steel, stainless steel

  • Valve plate: Ductile iron, carbon steel, stainless steel, dual-phase steel, alloy steel

  • Valve seat: EPDM, NBR, VITON