Rotary Drilling Hose Product Introduction
A Rotary Drilling Hose is a critical part of drilling equipment,
designed to handle high-pressure drilling mud in oil and gas
exploration. Manufactured with multiple layers of steel wire
reinforcement and synthetic rubber, it offers excellent
flexibility, strength, and resistance to harsh conditions. The hose
complies with API 7K standards, ensuring high safety and
performance levels in both land and offshore drilling operations.
Its ability to withstand extreme pressure, oil exposure, and
abrasion makes it a key component for efficient and reliable
drilling processes. Available in various specifications, it meets
the diverse needs of modern drilling applications.
| 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 Resistance
Designed to withstand extreme pressures, ensuring reliable
performance in demanding drilling conditions.
Reinforced Structure
Multiple layers of high-tensile steel wire reinforcement provide
exceptional strength and durability.
Premium Synthetic Rubber
Inner and outer layers made from high-quality synthetic rubber for
superior flexibility and longevity.
Abrasion Resistance
Engineered to resist wear and tear from drilling fluids, extending
the hose’s service life.
Engineered for the Toughest Applications
Workover Well Intervention
Supports well maintenance and intervention activities by
efficiently transferring fluids under pressure.
High Pressure Mud Circulation Systems
Critical for transporting drilling mud at high pressures to
maintain wellbore stability.
Oil and Gas Well Testing
Used during well testing operations to transport fluids safely and
efficiently under controlled conditions.
Mining and Mineral Exploration
Applied in mining drilling operations to facilitate the removal of
rock cuttings and maintain borehole stability.
What Sets Us Apart
Global Market Experience
Successfully supplying products to major oilfields, drilling
companies, and industrial clients worldwide.
Comprehensive Testing Facilities
Equipped with high-pressure testing, burst testing, and fatigue
testing to ensure product reliability.
Environmentally Friendly Manufacturing
Commitment to sustainable production practices and reduced carbon
footprint.
Strong Supply Chain Reliable Logistics
Well-established partnerships with shipping and logistics companies
for smooth global distribution.
| 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
1. What is a Rotary Drilling Hose?
It is a high-pressure hose used to transport drilling fluids from
the mud pump to the drill string in oil and gas drilling
operations.
2. What is the main function of a Rotary Drilling Hose?
It transfers high-pressure drilling mud to cool and lubricate the
drill bit while removing cuttings from the wellbore.
3. What are the key components of a Rotary Drilling Hose?
Inner tube, reinforcement layers (steel wire), and outer protective
rubber cover.
4. What standards do Rotary Drilling Hoses comply with?
They are manufactured according to API 7K standards to ensure
quality and safety.
