Rotary Drilling Hose – Excellence Engineered by Hongruntong Marine
Api Drill Pipe Dimensions Rotary Drill Hose Inspection Standards
With over 30 years of experience, Hongruntong Marine has built a
reputation as a trusted manufacturer of rotary drilling hoses,
delivering robust and reliable solutions for the demanding oil and
gas industry. Our hoses combine advanced materials, innovative
engineering, and strict quality standards to provide unmatched
performance in extreme drilling environments.
| 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. |
Superior Materials for Superior Performance
Our rotary drilling hoses are crafted from premium synthetic
rubber, specially designed for maximum resistance to oil, heat,
abrasion, and harsh chemicals. Reinforced with multiple layers of
high-tensile steel wire or composite braiding, the hoses maintain
exceptional flexibility while withstanding high working pressures.
The smooth, durable inner tube ensures resistance to drilling
fluids and abrasive particles, enhancing operational longevity.
Engineered for Tough Environments
Hongruntong Marine’s rotary drilling hoses are built to excel in
challenging conditions:
● Pressure Resistance: Designed to handle pressures of up to 15,000 psi for the most
demanding applications.
● Wide Temperature Range: Operates effectively between -40°C and +120°C, ensuring
performance in extreme climates.
● Abrasion and Weathering Resistance: Outer covers are specially formulated to endure rough handling, UV
exposure, and adverse weather conditions.
Cutting-Edge Manufacturing and Testing
Our state-of-the-art facilities are equipped with advanced
machinery and testing systems. Every rotary drilling hose undergoes
meticulous quality control, including:
► Dynamic Pressure Cycling Tests: Validating long-term durability under fluctuating pressures.
► Hydraulic Testing: Ensuring compliance with industry standards such as API Spec 7K
and ISO 9001.
► Dimensional Inspections: Guaranteeing precise fittings and perfect compatibility with
drilling equipment.
Versatile and Customizable Solutions
Our rotary drilling hoses are designed for versatility and can be
tailored to meet specific project requirements. Applications
include:
※ Rotary Drilling and Mud Circulation: Efficiently delivering drilling mud to the drill bit.
※ Cementing Operations: Handling high-pressure slurry pumping.
※ Hydraulic Fracturing (Fracking): Supporting high-performance pressure pumping.
※ Offshore and Onshore Drilling Platforms: Providing dependable performance in diverse environments.
Distinct Advantages of Hongruntong Marine Hoses
● Leak-Proof Connections: Equipped with durable and precise fittings to prevent leaks and
downtime.
● Custom Lengths and Configurations: Engineered to suit your specific operational needs.
● Extended Service Life: Designed for durability, reducing maintenance and replacement
costs.
● Global Compliance: Meeting and exceeding international safety and performance
standards.
Our Commitment to Excellence
At Hongruntong Marine, we are driven by our mission to deliver
high-quality products that stand the test of time. With decades of
expertise, cutting-edge technology, and a customer-centric
approach, we are the trusted partner for oilfield operations
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
1. Q: What is your terms of packing?
A: Standard plastic/woven belt wrap or wrapped according to the
customer's requirement.
2. Q: Can you produce according to the sample?
A: Yes, OEM service available. We can produce by your samples or
technical drawings.
3. Q: What is your sample policy?
A: Samples available if we have ready part in stock, shipping cost
is on buyer's side.
4. Q: How do you guarantee your quality and what after-sale service
do you have?
A: Our factory follow the quality standard in every producing
process. Any quality problem within 3 months after purchase, we are
responsible for it.
5. Q: How long does my order take to be delivered?
A: It generally takes 5-30 days, depends on the order.
