| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability | 2650 Pcs Per Month |
| Delivery Time | 5-7 Work Days |
| Packaging Details | Wooden Pallets, Wooden Box |
| Product Name | Rotary Drilling Hose |
| Material | Natural Rubber |
| Reinforcement | High Tensile Steel Wire |
| Cover | High Quality Synthetic Rubber |
| Working Pressure | 35 Mpa - 75 Mpa |
| Connnection type | Hammer Union / Flange |
| Color | Black |
| Machine Type | Drilling Equipment |
| Application | Petroleum Base Hydraulic Fluids |
| Warranty | 3 Years |
| Brand Name | Hongruntong Marine |
| Model Number | HM-RDH7 |
| Certification | ABS, DNV, RMRS, CCS, LR, BV, SGS, V-Trust |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram | Supply Ability | 2650 Pcs Per Month |
| Delivery Time | 5-7 Work Days | Packaging Details | Wooden Pallets, Wooden Box |
| Product Name | Rotary Drilling Hose | Material | Natural Rubber |
| Reinforcement | High Tensile Steel Wire | Cover | High Quality Synthetic Rubber |
| Working Pressure | 35 Mpa - 75 Mpa | Connnection type | Hammer Union / Flange |
| Color | Black | Machine Type | Drilling Equipment |
| Application | Petroleum Base Hydraulic Fluids | Warranty | 3 Years |
| Brand Name | Hongruntong Marine | Model Number | HM-RDH7 |
| Certification | ABS, DNV, RMRS, CCS, LR, BV, SGS, V-Trust | Place of Origin | China |
| High Light | Rotary drilling hose high tensile steel wire ,Abrasion resistant rotary drilling hose ,35-75 Mpa working pressure hose | ||
The Drilling Rotary Hose is a high-pressure flexible fluid transmission component developed for demanding drilling systems requiring continuous circulation of drilling fluids under dynamic operating conditions. The hose incorporates an advanced elastomeric inner tube, multiple layers of steel wire reinforcement, and a durable weather-resistant outer cover engineered to withstand complex mechanical loads and hydraulic stress.
Through precision reinforcement winding technology and controlled vulcanization processes, the hose achieves a balanced combination of flexibility, pressure containment capability, and structural durability. Designed to function as a critical connection within rotary drilling systems, the hose enables efficient transfer of drilling mud, water-based fluids, and other process media while accommodating equipment movement and vibration.
The reinforced construction minimizes deformation under pressure cycling, reduces operational stress on connected equipment, and supports long-term service performance. Its robust design contributes to improved drilling continuity, reduced maintenance frequency, and enhanced operational reliability in challenging industrial environments.
A large-scale mineral exploration contractor operating in Western Australia required a fluid transfer solution capable of supporting continuous drilling activities across multiple remote extraction sites. The drilling program involved extended operating hours under high ambient temperatures, abrasive dust exposure, and demanding pressure conditions.
The contractor selected the Drilling Rotary Hose to improve operational stability across its drilling fleet. Prior to deployment, engineering assessments were conducted to verify compatibility with the existing pumping systems and connection assemblies. The hoses were installed on multiple rotary drilling units and subjected to continuous field operation throughout the exploration campaign.
Following implementation, the contractor reported a significant reduction in hose replacement frequency and maintenance interruptions. The reinforced hose structure maintained stable pressure performance despite prolonged exposure to thermal stress and abrasive operating conditions. Improved reliability contributed to increased drilling productivity, lower maintenance costs, and more efficient project scheduling across remote mining locations.
| 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 are available, such as 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 are available upon request. |
| Test | Each hose is tested at 22500psi for 15 minutes. Pressure test graph, test certificate and letter of conformance are issued for each hose. |
| Model | I.D. (inch) | I.D. (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 | 35(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 |
Company Details
Business Type:
Manufacturer
Year Established:
1990
Total Annual:
7000000-1100000
Employee Number:
300~500
Ecer Certification:
Verified Supplier
HONGRUNTONG MARINE Company Introduction Founded in 1990 and headquartered in Beijing, China, HONGRUNTONG MARINE has grown from a local production factory into a world-leading supplier of marine products and solutions after more than 30 years of deep cultivation and development. We are committed to ... HONGRUNTONG MARINE Company Introduction Founded in 1990 and headquartered in Beijing, China, HONGRUNTONG MARINE has grown from a local production factory into a world-leading supplier of marine products and solutions after more than 30 years of deep cultivation and development. We are committed to ...
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