Rotary Drilling Hose – High-Performance Solution for Drilling
Applications
API 7K Rotary Drilling Hose Manufacturers High Pressure Rubber Rig
Hose
The Rotary Drilling Hose is an essential component in drilling
operations, designed to withstand the extreme conditions of
oilfield, geothermal, and water well drilling. Engineered for
high-pressure fluid transfer, this heavy-duty hose ensures
reliability, safety, and efficiency in demanding applications. Its
robust construction and advanced design make it a trusted choice
for professionals in the drilling industry.
| 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. |
Key Features:
High-Pressure Performance
Designed to handle high-pressure drilling mud, oil, and water,
ensuring seamless fluid transfer to and from the drill rig.
Durable Construction
Built with multiple layers of high-quality rubber and steel wire
reinforcement, providing superior resistance to abrasion, pressure,
and environmental stress.
Flexible and Robust Design
Combines excellent flexibility with structural integrity, allowing
for ease of installation and movement without compromising
durability.
Heat and Chemical Resistance
Engineered to withstand exposure to harsh chemicals, oil, and
extreme temperatures encountered in drilling operations.
Applications:
● Oil and Gas Drilling: Efficiently transfers drilling mud, cement, and other fluids in
offshore and onshore operations.
● Geothermal Drilling: Handles high-temperature fluids for geothermal exploration
projects.
● Water Well Drilling: Reliable for transporting water and drilling fluids in well
construction.
Product Advantages:
► Enhanced Safety: Designed to meet industry standards for high-pressure and
high-temperature operations, ensuring safe and reliable
performance.
► Customizable Options: Available in various lengths, diameters, and pressure ratings to
suit different drilling needs.
► Long Service Life: Resistant to wear, weather, and chemical exposure, reducing the
frequency of replacements and maintenance costs.
| Model | I.D. | O.D. | W.P. | T.P. | Weight | B.R. |
| inch | mm | mm | mpa(psi) | mpa(psi) | kg／m | 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) | 21.70 | 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) | 38.00 | 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 | 1OOO |
| 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 |
FAQ
Q1: Can you do OEM?
A: Yes, we can do OEM products. Welcome!
Q2: Are you a factory or trading company?
A: Factory! We are 100% manufacturer, and we have 30 years
experience in hydraulic rubber hose production. Welcome to visit
our factory.
Q3: Is free sample available?
A: Yes, free samples available, customer only pay freight cost.
Q4: How about your delivery time?
A: Within 20 days after you pay the payment.
Q5: What's your terms of packing?
A: Generally in rolls by well wrapped with colorful poly stripes or
as your requirement.
