For more than three decades, Hongruntong Marine has been at the forefront of rotary drilling hose manufacturing, delivering reliable and high-performance products to the oil and gas industry. With a strong foundation of expertise and an unwavering commitment to innovation, we design our hoses to withstand the toughest drilling environments while ensuring optimal safety and efficiency.
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. |
Advanced Material Engineering
Our rotary drilling hoses are constructed using top-grade synthetic rubber that provides exceptional resistance to oil, weathering, and harsh environments. The hoses are reinforced with multiple layers of high-strength steel wire or composite reinforcements, ensuring superior pressure capacity and flexibility. The inner tube is specially engineered for resistance to drilling fluids and abrasive materials, guaranteeing long-lasting performance.
Uncompromising Quality Control
Every hose produced by Hongruntong Marine undergoes a rigorous manufacturing and testing process to ensure it meets the highest standards.
※ Hydrostatic Pressure Tests: Validating operational and safety margins.
※ Burst Testing: Ensuring durability under extreme pressure scenarios.
※ Aging and Fatigue Tests: Confirming extended operational lifespan.
Our products are certified to meet or exceed international benchmarks, including API 7K and ISO standards, demonstrating our commitment to reliability and safety.
Key Features
► Extreme Pressure Capability: Designed to operate efficiently at high pressures.
► Abrasion and Heat Resistance: Withstands tough drilling conditions and fluid abrasives.
► Enhanced Flexibility: Simplifies handling and installation without compromising strength.
► Leak-Proof Design: Equipped with precision-engineered fittings for a secure connection.
Versatile Applications
Our rotary drilling hoses are widely used in:
● Rotary Drilling Operations: Delivering drilling mud to the wellbore.
● Mud Pump Systems: Supporting efficient circulation of drilling fluids.
● Cementing and Fracturing: Ensuring performance in high-pressure pumping systems.
● Offshore and Onshore Oilfields: Built for versatility in diverse environments.
Why Hongruntong Marine?
What sets Hongruntong Marine apart is our unwavering focus on innovation, customization, and customer satisfaction. Whether you need standard specifications or customized solutions, we ensure every product reflects our three decades of excellence in hose manufacturing.
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.
Q6: What's your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.