API 609 Butterfly Valve

Nominal Diameter : 2‘’~48‘’
Nominal Preesure : CLASS150LB
Design Standard : API609
Ends Flange dimension : ASME B16.47
Inspection and test : API598
Connection type : Flanged、Wafer、LUG、BW ends etc.
Mainly Material : WCB、CF8、CF8M、CF3、CF3M etc.
Opeartion type : Gearbox、Electric Actuator、Pneumatic Actuator etc

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Description

◆ Material Of API 609 Butterfly Valve

Pos.	Part	Material
1	Body	WCB
2	Disc	CF8M
3	Stem	AISI 316
4	Seal	Graphite+SS316
5	Seat	STL overlay
6	Bolt	ASMT B193-B7
7	Nut	ASMT B194-2H
8	Stem Packing	Flexible Graphite
9	Gland	ASMT A276 410
10	Stem Nut	B194-2H
11	Gearbox	WCB

ZHENGFENG VALVE LTD Butterfly valve is designed with triple eccentricity and flexible multi-layer metal and graphite overlapping,

which ensures good sealing performance and reduces operating torque.

The elastic properties of the multilayer composite metal sealing ring enable the valve to have zero leakage performance.Welcome the majority of users to inquire.

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