Tyre Company
Type 903 Hydraulic Rubber Hose with Heat-oil Resistance
Structure: Consists of synthetic rubber tube, 1 to 2 layers of wire braided reinforcements, and synthetic rubber cover.
Application: Used to transport petroleum- or water-based fluids in the hydraulic support of coal mine.
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product description
Working Temperature Range:
–40°C to +121°C
Standard:
GB/T 3683, SAE J517 100R1AT/R2AT, or DIN EN853 1SN/2SN
Characteristics:
Used in the hydraulic system of coal mining and engineering machinery.
Specifications:
One Layer of Wire Braided Reinforcement
| Size | I.D | W.D | O.D Cover Thickness | W.P | B.P | B.R | W.T | Fixed Length | |||||
| In | Min | Max | Min | Max | Max | Min | Max | MPa | MPa | mm | kg/m | m(Iron Core) | m(Rubber Core) |
| 3/16-1 | 4.6 | 5.4 | 9.0 | 10.0 | 12.5 | 0.8 | 1.5 | 25.0 | 100 | 90 | 0.22 | - | 100 |
| 1/4-1 | 6.2 | 7.0 | 10.6 | 11.6 | 14.1 | 0.8 | 1.5 | 22.5 | 90.0 | 100 | 0.25 | - | 100 |
| 5/16-1 | 7.7 | 8.5 | 12.1 | 13.3 | 15.7 | 0.8 | 1.5 | 21.5 | 85.0 | 115 | 0.31 | - | 100 |
| 3/8-1 | 9.3 | 10.1 | 14.5 | 15.7 | 18.1 | 0.8 | 1.5 | 18.0 | 72.0 | 130 | 0.36 | - | 100 |
| 1/2-1 | 12.3 | 13.5 | 17.5 | 19.0 | 21.4 | 0.8 | 1.5 | 16.0 | 64.0 | 180 | 0.45 | - | 100 |
| 5/8-1 | 15.5 | 16.7 | 20.6 | 22.2 | 24.5 | 0.8 | 1.5 | 13.0 | 52.0 | 200 | 0.52 | 50 | 100 |
| 3/4-R1 | 18.6 | 19.8 | 24.6 | 26.2 | 28.5 | 0.8 | 1.5 | 10.5 | 42.0 | 240 | 0.65 | 50 | 100 |
| 1-1 | 25.0 | 26.4 | 32.5 | 34.1 | 36.6 | 0.8 | 1.5 | 8.8 | 35.0 | 300 | 0.91 | 50 | 50 |
| 1-1/4-1 | 31.4 | 33.0 | 39.3 | 41.7 | 44.8 | 1.0 | 2.0 | 6.3 | 25.0 | 420 | 1.30 | 50 | - |
| 1-1/2-1 | 37.7 | 39.3 | 45.6 | 48.0 | 52.1 | 1.3 | 2.5 | 5.0 | 20.0 | 500 | 1.70 | 50 | - |
| 2-1 | 50.4 | 52 | 58.7 | 61.7 | 65.5 | 1.3 | 2.5 | 4.0 | 8.0 | 630 | 2.00 | 50 | - |
Two Layers of Wire Braided Reinforcements
| Size | I.D | W.D | O.D Cover Thickness | W.P | B.P | B.R | W.T | Fixed Length | |||||
| In | Min | Max | Min | Max | Max | Min | Max | MPa | MPa | mm | kg/m | m(Iron Core) | m(Rubber Core) |
| 3/16-2 | 4.6 | 5.4 | 10.6 | 11.6 | 14.1 | 0.8 | 1.5 | 41.5 | 166 | 90 | 0.32 | - | 100 |
| 1/4-2 | 6.1 | 7.0 | 12.1 | 13.3 | 15.7 | 0.8 | 1.5 | 40.0 | 160 | 100 | 0.36 | - | 100 |
| 5/16-2 | 7.7 | 8.5 | 13.7 | 14.9 | 17.3 | 0.8 | 1.5 | 35.0 | 140 | 115 | 0.45 | - | 100 |
| 3/8-2 | 9.3 | 10.1 | 16.1 | 17.3 | 19.7 | 0.8 | 1.5 | 33.0 | 132 | 130 | 0.54 | - | 100 |
| 1/2-2 | 12.3 | 13.5 | 19.0 | 20.6 | 23.0 | 0.8 | 1.5 | 27.5 | 110 | 180 | 0.65 | - | 100 |
| 5/8-2 | 15.5 | 16.7 | 22.2 | 23.8 | 26.2 | 0.8 | 1.5 | 25.0 | 100 | 200 | 0.80 | 50 | 100 |
| 3/4-2 | 18.6 | 19.8 | 26.2 | 27.8 | 30.1 | 0.8 | 1.5 | 21.5 | 85 | 240 | 0.94 | 50 | 100 |
| 1-2 | 25.0 | 26.4 | 34.1 | 35.7 | 38.9 | 0.8 | 1.5 | 16.5 | 65 | 300 | 1.35 | 50 | 50 |
| 1-1/4-2 | 31.4 | 33.0 | 43.3 | 45.7 | 49.5 | 1.0 | 2.0 | 12.5 | 50 | 420 | 2.15 | 50 | - |
| 1-1/2-2 | 37.7 | 39.3 | 49.6 | 52.0 | 55.9 | 1.3 | 2.5 | 9.0 | 36 | 500 | 2.65 | 50 | - |
| 2-2 | 50.4 | 52.0 | 62.3 | 64.7 | 68.6 | 1.3 | 2.5 | 8.0 | 32 | 630 | 3.42 | 50 | - |
