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1. Application
High pressure pipes are used when an oil injector cannot be connected directly to a
pressure joint or when an adaptor block is needed to connect a pressure gauge.
The connection hole on the application side should be designed in accordance to the
details given below.
Thread
Design
Ga
-
-
M 4X0,5
A
M 6
A
G 1/8
A
G 1/4
A
G 3/8
B
G 1/2
B
G 3/4
B
1)
Effective threaded length.
2)
Minimum value which may be increased by 2 mm (0.08 in.) if material
thickness allows.
3)
Minimum value 6 mm (0.24 in.).
G
a
α
N
a
Design A
2. Description
High pressure pipes consist of a hollow steel pipe with a steel ball itted in each end. Two
swivelling connection nipples press these balls against the seating of the connection holes.
SKF High Pressure Pipes
Angle
Dimensions
∝
Gb
Gb
degrees
mm
in.
60
5
0.20
60
10
0.39
60
12
2)
0.47
60
15
0.59
-
15
0.59
-
18
0.71
-
20
0.79
G
c
G
b
Design B
Gc
1)
Gc
1)
Na max. Na max.
mm
in.
mm
4
0.16
2
8
0.31
3
2)
10
2)
0.39
2)
3
12
0.47
5
12
0.47
8
14
0.55
8
16
0.63
8
3)
G
a
N
a
in.
0.08
0.12
0.12
0.20
0.31
0.31
0.31
3)
G
G
c
b
5
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