Multiple Layers Rotary Drilling Hose For Drilling Fluids Safety
Clamps Drilling Systems
Hongruntong Marine: Trusted Excellence in Rotary Drilling Hoses
For more than 30 years, Hongruntong Marine has been synonymous with
durability and innovation in the rotary drilling hose industry. Our
hoses are engineered to meet the evolving demands of the oil and
gas sector, providing dependable performance in critical drilling
operations.
Rotary drilling hoses serve as a vital link in drilling systems,
ensuring the efficient transfer of drilling fluids under extreme
pressures and temperatures. At Hongruntong Marine, we blend
cutting-edge technology with decades of expertise to deliver
products that exceed industry expectations.
| 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. |
Designed for Endurance and Efficiency
Every rotary drilling hose we manufacture embodies precision and
quality.
High-Grade Synthetic Rubber: The inner lining is crafted to resist wear from oil-based mud,
abrasive particles, and harsh chemicals.
Advanced Reinforcement Layers: Steel wire braiding or spiral reinforcements provide the strength
needed to endure high-pressure applications.
Rugged Outer Cover: Designed to resist abrasion, UV exposure, and extreme weather,
ensuring consistent performance over a long service life.
Engineered for the Toughest Applications
Our hoses are built to support a wide variety of demanding
operations:
Delivering drilling mud to rotary and vibrating equipment.
Supporting cementing processes and hydraulic fracturing systems.
Handling high-pressure environments in both offshore and onshore
fields.
Customizable designs allow us to meet diverse operational
requirements, including pressure ratings up to 15,000 psi and
various lengths, diameters, and end fittings.
Quality Without Compromise
Hongruntong Marine is committed to maintaining the highest quality
standards. Every hose undergoes thorough inspections and testing:
Pressure Tests: Ensuring structural integrity under maximum operational loads.
Temperature Resilience Tests: Guaranteeing reliable performance in extreme climates.
Chemical Resistance Verification: Confirming compatibility with diverse drilling fluids.
Our products comply with global certifications, including API Spec
7K, ensuring safety and performance in critical applications.
What Sets Us Apart
Experience: Over 30 years of expertise in hose design and manufacturing.
Innovation: Continuous investment in research and development to improve
product performance.
Customer Focus: Solutions tailored to the unique challenges of each client.
Global Reach: A trusted supplier to oil and gas companies worldwide.
| 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
Question 1. What are your packing conditions?
A: Usually, we pack the goods in plastic bags as the inner packing.
Outer packing You can choose carton or woven bag.
Question 2. What are your payment terms?
A: Telegraphic transfer, 30% in advance, 70% before delivery, or
letter of credit. Pictures of products, merchandise and packaging
will be sent before you pay the balance.
Question 3. What are your delivery terms?
A: FOB, CFR, CIF.
Question 4. What about your delivery time?
A. Generally, it takes 10 to 30 days to receive an advance payment.
The exact delivery time depends the item and quantity of your
order.
Question 5. What is your sample policy?
A: If we have parts readily available in stock, we can provide
samples, but the customer has to pay for delivery. However, the
shipping fee will be deducted from the customer's future order.
Question 6. Do you test all goods before delivery?
A: Yes, we have three inspection steps to ensure that the products
you receive are of high quality.
