Redefining Excellence: Rotary Drilling Hoses by Hongruntong Marine
Api Heated Drinking Water Hose Piping Flip Hose Api 16c 16d
Standard For Flexible Hose
With an unwavering commitment to innovation and craftsmanship,
Hongruntong Marine has been a leader in the manufacturing of rotary
drilling hoses for over three decades. Engineered to perfection,
our hoses epitomize the synergy of cutting-edge technology, premium
materials, and unparalleled expertise, offering solutions that
empower the oil and gas industry’s most demanding operations.
| 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. |
Crafted for Excellence
At Hongruntong Marine, we redefine durability and performance
through meticulous material selection and precision engineering.
● Advanced Synthetic Elastomers: Our proprietary inner lining resists the harshest drilling fluids,
delivering flawless performance under extreme conditions.
● Innovative Reinforcement Systems: Featuring multiple layers of high-strength steel wire spirals, our
hoses are designed to withstand extraordinary pressures while
maintaining flexibility.
● Rugged Outer Shell: Built to endure abrasive environments, UV radiation, and harsh
weather, the outer cover ensures longevity and reliability in any
setting.
Uncompromising Standards
Our rotary drilling hoses are not just products—they are a
testament to our commitment to quality and precision. Every hose is
manufactured and tested to exceed industry benchmarks such as API
Spec 7K. From material integrity to end-to-end functionality, we
leave no room for compromise:
► Pressure Mastery: Designed for operational pressures up to 15,000 psi.
► Temperature Resilience: Capable of operating from -40°C to +120°C.
► Precision-Fit Connections: Leak-proof fittings ensure seamless integration with advanced
drilling systems.
Elevating Oilfield Operations
Hongruntong Marine rotary drilling hoses are integral to the
efficiency and success of oilfield operations worldwide.
Applications include:
※ Rotary Drilling Systems: Ensuring smooth transfer of drilling fluids to the drill bit.
※ High-Pressure Cementing and Fracturing: Supporting critical wellbore operations with unmatched
reliability.
※ Offshore and Onshore Environments: Adapting seamlessly to diverse and challenging conditions.
A Legacy of Trust and Innovation
What sets Hongruntong Marine apart is not just our expertise, but
our vision for excellence.
● Decades of Mastery: Over 30 years of experience in designing industry-leading
solutions.
● Global Partnerships: Trusted by elite oil and gas operators across the globe.
● Innovative Vision: Continually redefining the standards of quality, performance, and
reliability.
● Sustainable Practices: Committed to environmentally responsible manufacturing processes.
Experience the Hongruntong Difference
Choosing Hongruntong Marine means partnering with a pioneer that
understands the pulse of the oilfield industry. Our rotary drilling
hoses are more than just components—they are the backbone of
operational excellence, designed to elevate performance and ensure
success in every project.
| 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.Is it possible to visit your factory?
We warmly welcome you to visit our factory at any of your
convenient time.
Q2. What's the advantages of your rubber hoses?
Our rubber hose have been certified by APl and ISO quality
management system. With over 10 years' exporting experience, our
hoses have got a good reputation of "good quality and reasonable
price",sells far to Europe,America, Singapore, India, Middle
East,Myanmar.
Q3. What about your production capicity?
We are OEM factory,we have more than 30 produtional lines and top
class equipments and machines to assure our bulk quantity
production,usually we can supply 300000 meters within one month.
Q4. How long does my order take to be delivered?
15-30 days for sea shipping and 7-10 days for express delivery.
