this heat-resistant oil steel wire braided rubber hose is suitable for high-temperature hydraulic systems in excavators, metallurgical rolling mills, die-casting mold temperature controllers, wind power equipment, mining machinery, and injection molding machine tools. it can reliably deliver high-temperature hydraulic oils, heat transfer oils, and lubricating oils over long periods. it can withstand severe operating conditions such as equipment engine heat dissipation, furnace heat radiation, and summer sun exposure. available in single-layer and double-layer steel wire braid structures, it offers stable pressure-bearing capacity, as well as excellent oil resistance, high-temperature resistance, and anti-aging properties. it is widely used as a supporting component for various high-temperature and heavy-duty hydraulic equipment in construction, metallurgy, energy, and agricultural machinery.
| SPECIFICATION | INSIDE DIAMETER | INSIDE DIAMETER | OUTSIDE DIAMETER | MAXIMUM WORKING PRESSURE | MINIMUM BURST PRESSURE | MINIMUM BENDING RADIUS | |
| DN | Inches | I.D. (mm) Min | I.D. (mm) Max | O.D. (mm) Max | Max.W.P (Mpa) | Min.B.P (Mpa) | Min.B.R (mm) |
| 5 | 3/16—1 | 4.6 | 5.4 | 12.5 | 21.0 | 84.0 | 90 |
| 6 | 1/4—1 | 6.2 | 6.9 | 14.1 | 19.3 | 77.0 | 100 |
| 8 | 5/16—1 | 7.7 | 8.5 | 15.7 | 17.5 | 70.0 | 115 |
| 10 | 3/8—1 | 9.3 | 10.1 | 18.1 | 15.8 | 63.0 | 130 |
| 13 | 1/2—1 | 12.3 | 13.5 | 21.4 | 14.0 | 56.0 | 180 |
| 16 | 5/8—1 | 15.5 | 16.7 | 24.5 | 10.5 | 42.0 | 200 |
| 19 | 3/4—1 | 18.6 | 19.8 | 28.5 | 8.7 | 35.0 | 240 |
| 25 | 1—1 | 25.0 | 26.4 | 36.6 | 7.0 | 28.0 | 300 |
| 32 | 1 1/4—1 | 31.4 | 33.0 | 44.8 | 4.3 | 17.5 | 420 |
| 38 | 1 1/2—1 | 37.7 | 39.3 | 52.1 | 3.5 | 14.0 | 500 |
| 51 | 2—1 | 50.4 | 52.0 | 65.5 | 2.6 | 10.5 | 630 |
| 5 | 3/16—2 | 4.6 | 5.4 | 14.1 | 35.0 | 140.0 | 90 |
| 6 | 1/4—2 | 6.2 | 6.9 | 15.7 | 35.0 | 140.0 | 100 |
| 8 | 5/16—2 | 7.7 | 8.5 | 17.3 | 29.7 | 119.0 | 115 |
| 10 | 3/8—2 | 9.3 | 10.1 | 19.7 | 28.0 | 112.0 | 130 |
| 13 | 1/2—2 | 12.3 | 13.5 | 23.0 | 24.5 | 98.0 | 180 |
| 16 | 5/8—2 | 15.5 | 16.7 | 26.2 | 21.0 | 84.0 | 200 |
| 19 | 3/4—2 | 18.6 | 19.8 | 30.1 | 15.7 | 63.0 | 240 |
| 25 | 1—2 | 25.0 | 26.4 | 38.9 | 14.0 | 56.0 | 300 |
| 32 | 1 1/4—2 | 31.4 | 33.0 | 49.5 | 11.3 | 45.0 | 420 |
| 38 | 1 1/2—2 | 37.7 | 39.3 | 55.9 | 8.7 | 35.0 | 500 |
| 51 | 2—2 | 50.4 | 52.0 | 68.6 | 7.8 | 31.5 | 630 |
