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Butterfly Valve

Our Butterfly Valve complies with various international quality standards – designed for high compatibility in almost any piping system, be it for external or internal environments.

Available in 3 variants – lug type, flanged connection, and wafer type, the Butterfly Valve meets the following certifications – GB 9119, ANSI 125/150, DIN and BS flanges. It is also available with handles for DN40-DN1200, manual gear operation, and electric or pneumatic actuators.

Specifications:
Size range: DN40 – DN1200

Part Name	Material	Optional material
Body	Grey cast iron Standard ASTM A126B, DIN1691 GG25, GB12226	Ductile iron, stainless steel
Disc	Ductile iron (nickel plated or nylon coated), standard ASTM A536 65-45-12, DIN1693 GG40	Stainless steel ASTM CF8M CF8 AL-BZ, ASTM C954
Seat	BUNA or EPDM	PTFE, Viton, Neoprene
Shaft	Stainless steel, Standard ASTM 316, 410, or 416	Carbon steel
Pin	Stainless steel, Standard ASTM 316, 410, 416	None
Key	Carbon steel	None
O-ring	BUNA-N or EPDM	None
Bushing	PTFE or Nylon	Lubricated bronze


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Specifications: Size range: DN40 – DN1200

Specifications:
Size range: DN40 – DN1200