ZHONGBAO QF-7J Shut off Valve Refrigeration Ball Valve ZHONGBAO QF-7J Shut off Valve Refrigeration Ball Valve ZHONGBAO QF-7J Shut off Valve Refrigeration Ball Valve ZHONGBAO QF-7J Shut off Valve Refrigeration Ball Valve ZHONGBAO QF-7J Shut off Valve Refrigeration Ball Valve

ZHONGBAO QF-7J Shut off Valve Refrigeration Ball Valve

FOB Price:
Min.Order Quantity:
100 Piece
Supply Ability:
10000 Piece per Month
Port:
NINGBO
Place of Origin:
ZHEJIANG
Payment Terms:
L/C, T/T
Brand:
ZHONGBAO
Products Model:
QF--3J,QF--4J,QF--5J,QF--6J,QF--7J,QF--8J,QF--12J
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  • Products Details

Quick Details

  • Brand Name: ZHONGBAO

    Model Number: QF--3J,QF--4J,QF--5J,QF--6J,QF--7J,QF--8J,QF--12J

    Place of Origin: ZHEJIANG

Packaging & Delivery

  • Packaging Details: 10 PCS/ CARTON
  • Delivery Detail: 2-3WKS

Specifications

1.   Ball valve        

Application:

Ball valve is mainly applied to the split air- conditioner that connects indoor unit and outdoor unit or other refrigeration circuit system to open or close the inner path by operating the valve stem (Rotate the ball valve stem 90°clockwise to close the path, conversely, to open it.) It can work as a service valve for vacuum pumping or refrigerant injection during maintenance.

 

Features:

High stability

Low pressure drop

Easy operation

 

Working condition:

Applicable refrigerant: R22, R407C, R410A etc.

Applicable medium temperature: -30+120

Applicable environmental temperature: -30+55

Maximum working pressure: 4.2 Mpa.

 

 

Specification:

 

 


Max. operating Pressure (Mpa)

   

model

R22

R407C

R410A

Valve port  diameter

connection size (outside diameter)
 (mm)

QF--3J

3

3.3

4.2

 φ6

 φ9.52

QF--4J

3

3.3

4.2

 φ9.4

 φ12.7

QF--5J

3

3.3

4.2

 φ14

 φ15.88

QF--6J

3

3.3

4.2

 φ14

 φ19.05

QF--7J

3

3.3

4.2

 φ20

 φ22.2

QF--8J

3

3.3

4.2

 φ20

 φ25.4

QF--12J

3

3.3

4.2

 φ32

 φ38.1

 

Notes:

Pls keep the body cool and not more than 120 by wet rag in brazing process.

And pls mare sure the valve is completely open or complete close when it is in use.

The material of the seal ring and the kind of lubricant shall match with the refrigerant in use. 

For the ball valves with access fitting, valve core shall be removed during brazing

Don’t braze when valve is in close position.

 

 

 

 

 

 

 

 

 

 

 

 
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    Kathrine  |  Zhejiang Zhongbao Auto-control Component Co.,Ltd
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  • Min.order FOB Price
  • ≥100 Twenty-Foot Container USD 9