GZT

 

1. Installation Recommendation

   

   
2. Installation Sizes
   

        Rod Diameter        dN h9

Groove Diameter

Groove Width

Radius

    Radius Clearance      S max.

O-Ring Cross-Section

Standard Application

Light Application

Heavy Duty Application

D1  H9

L1+0.2

r1

10 MPa

20MPa

40MPa

d2

3-7.9

8-18.9

-

dN+4.9

2.2

0.4

0.3

0.20

0.15

1.78

8-18.9

19-37.9

-

dN+7.3

3.2

0.6

0.4

0.25

0.15

2.62

19-37.9

38-199.9

8-18.9

dN+10.7

4.2

1.0

0.4

0.25

0.20

3.53

38-199.9

200-255.9

19-37.9

dN+15.1

6.3

1.3

0.5

0.30

0.20

5.33

200-225.9

256-649.9

38-199.9

dN+20.5

8.1

1.8

0.6

0.35

0.25

7.00

256-649.9

650-999.9

200-255.9

dN+24

8.1

1.8

0.6

0.35

0.25

7.00

650-999.9

1000.0

256-649.9

dN+27.3

9.5

2.5

0.7

0.50

0.30

8.40

1000.0

-

650-999.9

dN+38

13.8

3.0

1.0

0.70

0.60

12.00

 

3. Application and properties 

For both high and low speed reciprocated hydraulic system. Possessing excellent performance in a wide range of fluids and high temperature conditions. Suitable for large rod gap. Low friction, simple installation, be able to work in dusty condition. In line with standards of GB/T 15242.3. 

 

4. Standard materials 

O-ring: NBR / (Standard) FKM (available on request)

Sealing ring: filled PTFE

 

 

 

5. Working Conditions


Working  Conditions

Diameter Range

Pressure Range

Temperature Range

Speed

Medium

4-1000mm

060MPa

-45℃ +200℃

15 m/s

hydraulic oil, Flame retardant liquid, water, gas