CONSTRUCTION: It is composed of an inner rubber protection layer, middle rubber layer, steel wire spiraled layer and external rubber cover.
APPLICATIONS: Steel wire spiraled drilling rubber hoses are used in oil fields, well cementing, well repairing, geological explorations, small drilling machine,and water conveyance at coal excavations, used to carry slurry, water atenvironmental temperature, and other fluids.
执行标准: GB/T10544-2003 Executive Standard:GB/T10544-2003
| Size Id×Layer NO. | Inside Diameter mm | Tolerance mm | Reinforcement Diameter mm | Outside Diameter mm | Tolerance mm | Working Pressure MPa | Proof Pressure MPa | Burst Pressure MPa | Min Bend Radius mm | Weignht kg/m | |
| Size | Tolerance | ||||||||||
| 51*4SP | 51 | 1.0 | 63 | 1.0 | 69 | 1.5 | 35 | 70 | 140 | 660 | 5.70 |
| 64*4SP | 64 | 1.2 | 77 | 1.0 | 84 | 1.5 | 35 | 70 | 140 | 990 | 5.78 |
| 76*4SP | 76 | 1.4 | 101 | 1.5 | 107 | 2 | 35 | 70 | 140 | 1200 | 16.50 |
| 89*4SP | 89 | 1.4 | 114 | 1.5 | 120 | 2 | 35 | 70 | 140 | 1300 | 19.65 |
| 102*4SP | 102 | 1.5 | 132 | 1.5 | 135 | 2 | 35 | 70 | 140 | 1400 | 20.35 |
| 51*6SP | 51 | 1.0 | 66 | 1.0 | 71.9 | 1.5 | 70 | 140 | 210 | 560 | 6.73 |
| 64*6SP | 64 | 1.2 | 81 | 1.0 | 85 | 1.5 | 70 | 140 | 210 | 1200 | 8.02 |
| 76*6SP | 76 | 1.4 | 109 | 1.5 | 115.5 | 2 | 70 | 140 | 210 | 1300 | 23.0 |
| 89*6SP | 89 | 1.4 | 122 | 1.5 | 128.6 | 2 | 70 | 140 | 210 | 1400 | 28.0 |
| 102*6SP | 102 | 1.5 | 135 | 1.5 | 142.3 | 2 | 70 | 140 | 210 | 1600 | 30.0 |
