Brake Hose
Application:
Rail brake hose designed as flexible connection in air brake systems in railways and cars.
Rail brake hose designed as flexible connection in air brake systems in railways and cars.
Construction:
T: Black butanenitrile/ natural rubber
C: Black abrasion, oil, weather &zone resistant black butanenitrile rubber
R：Multi-layer fiber layer
T.P.： -20℉to +180℉（-30℃to +80℃）
S.F： 6:1
|
I.D
|
O.D
|
W.P
|
B.P
|
Bend
Radius |
Weight
|
Length
|
||
|
mm
|
inch
|
mm
|
Psi
|
bar
|
bar
|
mm
|
kg/m
|
m
|
|
10
|
3/8
|
19
|
225
|
15
|
45
|
90
|
0.29
|
100
|
|
13
|
1/2
|
23
|
225
|
15
|
45
|
120
|
0.46
|
100
|
|
16
|
5/8
|
26
|
225
|
15
|
45
|
150
|
0.53
|
100
|
|
19
|
3/4
|
34
|
225
|
15
|
45
|
170
|
0.6
|
100
|
|
22
|
7/8
|
37
|
225
|
15
|
45
|
200
|
0.68
|
100
|
|
25
|
1
|
42
|
225
|
15
|
45
|
250
|
0.98
|
100
|
|
32
|
1-1/4
|
45
|
225
|
15
|
45
|
320
|
1.25
|
60
|
|
38
|
1-1/2
|
56
|
225
|
15
|
45
|
380
|
1.47
|
60
|
|
Testing project
|
Units
|
index
|
|
|
0.9Mpa(9kgf/cm2)Wind test
|
-
|
Do not leak
|
|
|
1.4Mpa(14kgf/cm2)Hydraulic test
|
Diameter changes Not more than
|
mm
|
6
|
|
Length change Not more than
|
10
|
||
|
Reverse changes Not more than
|
20
|
||
|
Pressure of work Not more than
|
Mpa
|
0.9(9kgf/cm2)
|
|
|
Burst pressure No less than
|
Mpa
|
5.4(54kgf/cm2)
|
|
|
Stick with strength No less than
|
The glue with cloth
|
kN/m
|
1.5(1.5kgf/cm)
|
|
And the inner rubber??Cloth and cloth
|
2(2kgf/cm)
|
||
|
Tensile strength No less than
|
Inner rubber
|
Mpa
|
10(100kgf/cm2)
|
|
The glue
|
11(110kgf/cm2)
|
||
|
Tore elongation No less than
|
Inner rubber
|
%
|
300
|
|
The glue
|
350
|
||
|
Aging performance(70Degrees Celsius*72h)
|
Tensile strength variation
|
%
|
+25--25
|
|
Tore elongation rate
|
+10--30
|
||
|
Drought-resistant coefficient(-45Degrees Celsius)No less than
|
Inner rubber
|
-
|
0.35
|
|
The glue
|
0.4
|
||
none