Product application：suitable for large-scale long-range machinery such as excavators or demanding environments.
Inner rubber layer：Neoprene synthetic rubber, suitable for hydraulic oil that can be degraded
Reinforcement layer：super-strong high-flex steel wire wound in four layers, pulse ≥ 1 million times
Outer layer：non -stripping, wear-resistant, weather-resistant synthetic rubber
Temperature range：-40°C to +121°C (-40°F to +250°F)
Low bending：the bending radius is reduced by 23% compared to the ISO18752 standard; the bending radius is reduced by 24% compared with the SAE standard
High pressure：22% exceeding SAE standard
Long life：It is equipped with a one-piece hose connector and hydrogenated nitrile seals specially provided by Litong with a two-year warranty
model |
ISO18752 |
Inner diameter of hose |
Outer diameter of hose |
Working pressure |
Minimum burst pressure |
Minimum bending radius（mm) |
Weight |
Connector series |
||
5991 standard tube |
5991AR wear-resistant tube AR |
5991SAR super wear-resistant tube |
||||||||
SA5991-1/2"-4 |
BC |
CC |
CC |
13.0 |
22.2 |
28 |
112 |
110 |
0.706 |
31series |
SA5991-5/8"-4 |
BC |
CC |
CC |
16.0 |
25.4 |
28 |
112 |
130 |
0.825 |
31series |
SA5991-3/4"-4 |
CC |
CC |
CC |
19.0 |
29.6 |
28 |
112 |
160 |
0.945 |
31series |
SA5991-1"-4 |
CC |
CC |
CC |
25.0 |
35.7 |
28 |
112 |
225 |
1.453 |
31series |
SA5991-11/4"-4 |
CC |
CC |
CC |
32.0 |
44.0 |
28 |
112 |
285 |
2.101 |
41series |
SA5991-11/2"-4 |
CC |
CC |
CC |
38.0 |
50.8 |
28 |
112 |
480 |
2.706 |
41series |
SA5991 -2"-4 |
CC |
CC |
CC |
51.0 |
65.5 |
28 |
112 |
650 |
4.302 |
41series |
Inner rubber layer：Neoprene synthetic rubber, suitable for hydraulic oil that can be degraded
Reinforcement：Four layers of steel wire winding (1/4"‒1"), pulse ≥1 million, six layers of steel wire winding (1 1/4"‒2"), pulse ≥1 million times
Inner rubber layer：Neoprene synthetic rubber, suitable for hydraulic oil that can be degraded
Reinforcement layer：two layers of steel wire braiding (1/4" ‒5/16"), pulse ≥500,000 times, four layers of steel wire winding (3/8"‒1 1/4"), pulse ≥1 million times, six layers Wire winding (1 1/2"‒2"), pulse ≥ 1 million times
Inner rubber layer：Neoprene synthetic rubber, suitable for hydraulic oil that can be degraded
Reinforcement layer：super-strong high-flex steel wire wound in four layers, pulse ≥ 1 million times
Inner Layer：Oil resistant synthetic rubber
Reinforcement：4-layered high-strength super-flexible steel wire