China Supplier Air Check Valve - Flex Flanged Butterfly Valve – Like Valve

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China Supplier Air Check Valve - Flex Flanged Butterfly Valve – Like Valve Detail:

Features:

1.The design is new and original and reasonable and tfie structure is unique and is light in weight and operates makes things convenient for and it is rapid case to close.

2.This stretch butterfly valve can act to adjust the volume of flow with damming a river the effect, to compensate that the pipeline difference in temperature is given rise to again hot expands to cool contracts the function, and but also being easy to at the same time install and dismanteles, uses the productfor one valve more.

Meterial of main parts:

No.	Part name	Meterial name
1	Valve body	Cast iron, ductile iron, cast steel and stainless steel
2	Valve disc	Ductile iron, copper allol and stainless steel
3	Valve stem	2Cr1,No.45 steel
4	Seat	The fine rubber of wear-resisting rubber and NBR etc.
5	Seal	The 0 mould pad of NBR