QB1 single port exhaust valve

Short Description:

QB1 single port exhaust valve is mainly composed of valve body, upper cover, valve rod, floating ball and exhaust nozzle. It is used for small diameter pipes (dn50-200 mm). It can be used as the exhaust of the pipe, so that the pipe will not be closed or blocked. If the pump is powered off, the negative pressure will appear in the pipe at any time. Automatic suction can protect the safety of the pipe.

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Product Detail

OEM/ODM Service

Product Tags

Product use

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1. This valve is suitable for water and hot water pipes with temperature not exceeding 100 ��, so that the air in the pipe can be completely discharged.

2. When installing double port exhaust valve, a protective valve and ball valve must be installed at the bottom to avoid water cut-off during inspection.

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technical parameter

Valve body and cover	Cast iron, stainless steel, carbon steel	Test items
Floating ball	304 stainless steel, exhaust port, steel H59 brass	working pressure	1.0MPa
seal ring	Nitrile rubber	Sealing pressure	1.1MPa
elasticity filature	A3	Strength pressure	1.5MPa