The Drilling Rotary Hose is a reinforced high-pressure flexible conduit engineered to facilitate fluid circulation between critical drilling equipment components operating under complex mechanical and hydraulic conditions. Manufactured through precision rubber processing and high-tensile steel wire reinforcement technology, this hose maintains structural integrity while accommodating continuous movement, pressure fluctuation, and dynamic loading throughout drilling operations.
A drilling contractor engaged in a large-scale shale gas development project in Alberta required high-pressure rotary hose assemblies capable of maintaining reliable performance throughout extended drilling campaigns conducted under challenging climatic conditions.
The implementation included system compatibility verification, pressure testing, and installation across several active drilling rigs. Throughout the drilling campaign, the hoses maintained stable flexibility and pressure performance despite seasonal temperature variation and demanding operating schedules.
As a result, the contractor achieved improved operational continuity, reduced maintenance interventions, and enhanced reliability of the drilling fluid circulation network.
| Name | Rotary Drilling Hose |
| Tube | Modified nitrile, black, specifically engineered for the effective handling of abrasive, corrosive substances, and oil drilling mud |
| Reinforcement | Composite construction featuring multiple layers of textile fabric and steel cable, with a layer of rubber positioned between the cable layers for enhanced performance |
| Cover | Black modified nitrile with a specially engineered ultra-abrasion cover, designed to provide exceptional resistance to abrasion, corrosion, cutting, gouging, oil, and weather conditions |
| Coupling | Swaged couplings, full range of couplings available including hammer union, flanges, hubs, male thread etc |
| Certification | API 7K-0376/ISO14693 |
| Temperature | -40°C to +82°C (-104°F to +180°F) |
| Options | Accessories such as safety clamps and hose lift eyes available upon request |
| Test | Each hose tested at 22500psi for 15 minutes. Pressure test graph, test certificate and letter of conformance issued for each hose |
| Model | I.D. (inch/mm) | O.D. (mm) | W.P. mpa(psi) | T.P. mpa(psi) | Weight (kg/m) | B.R. (mm) |
|---|---|---|---|---|---|---|
| HMRDH-Grade A | ||||||
| 1 1/2 | 38 | 51 | 11(1500) | 22(3000) | 2.19 | 560 |
| 2 | 51 | 65 | 11(1500) | 22(3000) | 3.03 | 900 |
| 2 1/2 | 64 | 78 | 11(1500) | 22(3000) | 3.95 | 1200 |
| HMRDH-Grade B | ||||||
| 1 1/2 | 38 | 52 | 14(2000) | 28(4000) | 2.39 | 560 |
| 2 | 51 | 66 | 14(2000) | 28(4000) | 3.25 | 900 |
| 2 1/2 | 64 | 79 | 14(2000) | 28(4000) | 4.37 | 1200 |
| 3 | 76 | 98 | 14(2000) | 28(4000) | 7.76 | 1200 |
| 3 1/2 | 89 | 113 | 14(2000) | 28(4000) | 9.95 | 1300 |
| 4 | 102 | 127 | 14(2000) | 28(4000) | 12.43 | 1400 |
| 5 | 127 | 153 | 14(2000) | 28(4000) | 15.25 | 1500 |
| 6 | 152 | 178 | 14(2000) | 28(4000) | 18.71 | 1600 |
| HMRDH-Grade C | ||||||
| 1 1/2 | 38 | 55 | 28(4000) | 56(8000) | 3.65 | 560 |
| 2 | 51 | 69 | 28(4000) | 56(8000) | 5.15 | 900 |
| 2 1/2 | 64 | 88 | 28(4000) | 56(8000) | 7.86 | 1200 |
| 3 | 76 | 105 | 28(4000) | 56(8000) | 13.12 | 1200 |
| 3 1/2 | 89 | 121 | 28(4000) | 56(8000) | 16.79 | 1300 |
| 4 | 102 | 137 | 28(4000) | 56(8000) | 21.7 | 1400 |
| 5 | 127 | 164 | 28(4000) | 56(8000) | 28.46 | 1500 |
| 6 | 152 | 197 | 28(4000) | 56(8000) | 44.64 | 1600 |
| HMRDH-Grade D | ||||||
| 2 | 51 | 73 | 25(5000) | 70(10000) | 6.46 | 900 |
| 2 1/2 | 64 | 91 | 35(5000) | 70(10000) | 10.75 | 1200 |
| 3 | 76 | 107 | 35(5000) | 70(10000) | 14.35 | 1200 |
| 3 1/2 | 89 | 123 | 35(5000) | 70(10000) | 18.77 | 1300 |
| 4 | 102 | 139 | 35(5000) | 70(10000) | 23.16 | 1400 |
| 5 | 127 | 171 | 35(5000) | 70(10000) | 38 | 1500 |
| 6 | 152 | 200 | 35(5000) | 70(10000) | 48.43 | 1600 |
| HMRDH-Grade E | ||||||
| 2 | 51 | 80 | 52(7500) | 104(15000) | 10.37 | 1000 |
| 2 1/2 | 64 | 101 | 52(7500) | 104(15000) | 17.88 | 1200 |
| 3 | 76 | 120 | 52(7500) | 104(15000) | 24.45 | 1200 |
| 3 1/2 | 89 | 135 | 52(7500) | 104(15000) | 29.33 | 1300 |
| 4 | 102 | 148 | 52(7500) | 104(15000) | 34.24 | 1400 |
| 5 | 127 | 189 | 52(7500) | 104(15000) | 55.39 | 1500 |
| HMRDH-Grade F | ||||||
| 2 | 51 | 82 | 70(10000) | 105(15000) | 11.81 | 1000 |
| 2 1/2 | 64 | 104 | 70(10000) | 105(15000) | 20.46 | 1300 |
| 3 | 76 | 129 | 70(10000) | 105(15000) | 32.74 | 1300 |
| 3 1/2 | 89 | 144 | 70(10000) | 105(15000) | 39.43 | 1400 |
| 4 | 102 | 158 | 70(10000) | 105(15000) | 45.73 | 1500 |
| HMRDH-Grade G | ||||||
| 2 | 51 | 92 | 105(15000) | 157(22500) | 17.37 | 1000 |