Professional China China CPVC UPVC 304 DN50-200 DIN Standard PVC Water Butterfly Valve for Industrial Use

Short Description:

Jm744x, jm644x diaphragm type hydraulic and pneumatic quick opening sludge discharge valve is a kind of angle type cut-off valve with hydraulic or pneumatic source as actuator. It is usually installed in rows on the outer wall of the bottom of the sedimentation tank to remove the sediment and dirt at the bottom of the tank. The valve is divided into two chambers by nylon reinforced rubber diaphragm, connected with hydraulic or pneumatic source, and controlled by electric or manual two position four-way reversing valve to realize fast sludge discharge. The valve uses diaphragm instead of piston, which has no moving friction and is more suitable for slurry and other granular media, greatly improving the service life of the valve.

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Technical parameters of jm7 / 644x quick opening sludge discharge valve

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Nominal pressure: 0.6MPa, 1.0MPa

Nominal diameter: 100 ~ 400mm

Minimum driving pressure: 0.15Mpa

Applicable medium: water and sewage

Driving medium: water, gas

Applicable temperature: 0 ~ 80 ��

Flange standards: GB / T 17241.6, GB / T 9113, en1092

Test standard: GB / T 13927, API598

Installation diagram of jm7 / 644x quick opening sludge discharge valve

Material of main parts

Part name	Valve body, valve cover	Diaphragm pressure plate and valve disc	Stem	diaphragm
Material Science	Cast iron, ductile iron, carbon steel	Ductile iron, bronze	stainless steel	Nylon reinforced rubber