EN 856 4 SH
Technical Data
INNER TUBE |
Oil resistant synthetic rubber. |
REINFORCEMENTS |
4 high tensile steel spirals. |
COVER |
Abrasion, weather, ozone and oil resistant synthetic rubber. |
TEMPERATURE RANGE |
-40° +100° with peak of 125° |
APPLICATION: |
Hydraulic mineral and “biological” oils, polyglycol base oils, water, oil/water emulsions. |
Nominal Bore |
|---|
 |
| mm |
| 19 |
| 25 |
| 31 |
| 38 |
| 51 |
Inside Diameter |
|
|---|---|
|
|
|
| mm | inch |
| 19 | 3/4″ |
| 25,8 | 1″ |
| 31,8 | 1″ 1/4 |
| 38,1 | 1″ 1/2 |
| 50,8 | 2″ |
Over Cover Diameter |
|---|
|
|
| mm |
| 32,2 |
| 38,1 |
| 45,5 |
| 53,5 |
| 68,0 |
Working Pressure |
|
|---|---|
|
|
|
| bar | psi |
| 420 | 6000 |
| 385 | 5560 |
| 350 | 5000 |
| 300 | 4300 |
| 250 | 3650 |
Burst Pressure |
|
|---|---|
|
|
|
| bar | psi |
| 1680 | 24000 |
| 1540 | 22400 |
| 1400 | 20000 |
| 1200 | 17200 |
| 1000 | 14400 |
Minimum Bend Radius |
|---|
|
|
| mm |
| 280 |
| 340 |
| 460 |
| 560 |
| 700 |
Unit Weight |
|---|
|
|
| Kg/mt |
| 1,570 |
| 2,075 |
| 2,530 |
| 3,410 |
| 4,520 |
NOTE:
Available coverings:
A- Galvanized and stainless steel braids
B- Fiber glass braid
A 
B 
