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Flange metal-seal butterfly valve

Model:D343H-10/16/25/40

Model:D343H-10/16/25/40

Size:DN150~2000mm

PN:1.0~4.0MPa

Applicable medium:Water,gas,oil etc.

Working temperature:≤450℃

Body:WCB/QT450/Q235/Alloy steel/SS

Disc:WCB/QT450/Q235/Alloy steel/SS

Seat:SS/Cobalt based hard alloy

Shaft:Alloy steel/SS

Seal ring: Stainless steel composite multi-level

Flange standard:GB/T 9113

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