DPT

 

 

1. Installation Recommendation

 

 

2. Installation Size


        Inner        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

8-14.9

15-39.9

-

DN-4.9

2.2

0.4

0.3

0.20

0.15

1.78

15-39.9

40-79.9

-

DN-7.5

3.2

0.6

0.4

0.25

0.15

2.62

40-79.9

80-132.9

15-39.9

DN-10.7

4.2

1.0

0.4

0.25

0.20

3.53

80-132.9

133-329.9

40-79.9

DN-15.5

6.3

1.3

0.5

0.30

0.20

5.33

133-329.9

330-699.9

80-132.9

DN-21.0

8.1

1.8

0.6

0.35

0.25

7.00

330-669.9

670-99.9

133-329.9

DN-24.5

8.1

1.8

0.6

0.35

0.25

7.00

670-999.9

-

330-669.9

DN-28.0

9.5

2.5

0.7

0.50

0.30

8.40

1000.0

DN-38.0

13.8

3.0

1.0

0.70

0.60

12.00

 

3. Application and properties

Standard double acting seal. For reciprocated hydraulic system, allow large extrusion gap, has wide application. High static and dynamic sealing effect, be able to work in dusty condition, low frictonm available in various of materials, strong adaptability to work conditions.

 

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

8-1000mm

060MPa

-45℃ +200℃

15 m/s

hydraulic oil, Flame retardant liquid, water