Specifications

hydraulic diaphragm valves
hand valve hydraulic
O-ring Type Diaphragm Hand Valve
fast delivery

O-ring Type Diaphragm Hand Valve

 

· O-ring Type diaphragm hand valve is amanually-operated shutoff valve, which is applicable to one direction flow.
· O-ring Type diaphragm hand valve is used on the liquid, air suction or hot vapor piping of a freezer, cold store and airconditioning unit

Features:

· Equipped with two pieces of stainless steel diaphragm to prevent the valve from leakage within its service life.
· Nylon valve core is used and the valve could be closed with minimum torque.
· It is easy to operate and just turn one circle to make the valve full open or full close.

Technical Parameters:

 

Applicable Refrigerant	HCFC and HFC	Scope of Operating Pressure	-0.1MPa~2.1MPa
Applicable Medium Temperature	-25°C~+100°C	Air-tight Test Pressure	3.0MPa
Max. Operating Pressure	2.5MPa	Withstand Test Pressure	4.5MPa

 

Specification:

 

Model	Connection	KV
NB-1/2	1/2-Ring	1.30
NB-5/8	5/8O-Ring	1.80

 

Ovrrall Dimension:

 

Model	A	B	C	Ød	ØD	E	(F)	ØG	H	ØI	S	Thread M	eight(g)
NB-1/2	40	11.0	41.3	10	11.73	20	65.5	6	54	61	23	3/4-16UNF	385
NB-5/8		11.5			14.50							7/8-14UNF	395