High Pressure Drilling Hose(Built-in coupling)
Scope of application: Commonly used in drilling, cementing and work-over service as flexible connection for mud manifold, cement manifold to transport water-base mud, oil base mud and washing fluid at high pressure in large volumes.
Temperature range: -20℃~+121℃.
FSL class: FSL0、FSL1、FSL2.
Structure: Inner tube made of synthetic rubber, oil resistance, weak acid and alkali resistance;Mult layers of high tensile steel wire spiral reinforcement;Out cover made of oil resistance, weather proof and anti-aging
Hose coupling: Built-in type
End type: Built-in type, API Spec 5B male thread, union, flange etc.
Standard: API Spec 7K、ISO 6807、GOST 28618、GB/T 24145
Certification: API 7K-0078
Maximum length: 60m（200ft）
Main parameter
| I.D | API Grade | O.D | W.P | B.P | MBP | MBR | U.W. | Remark |
| mm(in) | mm | MPa（psi） | MPa（psi） | MPa（psi） | m(in) | kg/m | ||
| 50.8(2.0) | D | 87 | 34.5(5000) | 51.7(7500) | 86.3(12500) | 0.9(36) | 12 | |
| 96 | 69.0(10000) | 103.4(1500) | 155.3(22500) | 1.2(48) | 15.6 | Cement | ||
| 104 | 103.4(15000) | 155.1(22500) | 232.7(33750) | 1.4(55) | 23.5 | Cement | ||
| 63.5(2.5) | D | 101 | 34.5(5000) | 51.7(7500) | 86.3(12500) | 0.9(36) | 17.8 | |
| E | 116 | 51.7(7500) | 77.6(11250) | 129.3(18750) | 1.2(48) | 23.8 | ||
| 121 | 69.0(10000) | 103.4(1500) | 155.3(22500) | 1.2(48) | 27.5 | Cement | ||
| 131 | 103.4(15000) | 155.1(22500) | 232.7(33750) | 1.5(60) | 36.9 | Cement | ||
| 76.2(3.0) | D | 119 | 34.5(5000) | 51.7(7500) | 86.3(12500) | 1.2(48) | 18.7 | |
| E | 131 | 51.7(7500) | 77.6(11250) | 129.3(18750) | 1.2(48) | 30.4 | ||
| 131 | 69.0(10000) | 103.4(1500) | 155.3(22500) | 1.5(60) | 30.4 | Cement | ||
| 137 | 103.4(15000) | 155.1(22500) | 232.7(33750) | 1.6(64) | 40.7 | Cement | ||
| 88.9(3.5) | D | 134 | 34.5(5000) | 51.7(7500) | 86.3(12500) | 1.4(54) | 23.7 | |
| E | 134 | 51.7(7500) | 77.6(11250) | 129.3(18750) | 1.4(54) | 23.7 | ||
| 101.6(4.0) | D | 147 | 34.5(5000) | 51.7(7500) | 86.3(12500) | 1.4(54) | 26.6 | |
| E | 157 | 51.7(7500) | 77.6(11250) | 129.3(18750) | 1.5(60) | 38.4 | ||
| 157 | 69.0(10000) | 103.4(1500) | 155.3(22500) | 1.8(72) | 38.4 | Cement | ||
| 127.0(5.0) | D | 181 | 34.5(5000) | 51.7(7500) | 86.3(12500) | 1.5(60) | 45.7 | |
| E | 190 | 51.7(7500) | 77.6(11250) | 129.3(18750) | 1.8(72) | 60.6 | ||
| 152(6.0) | D | 197 | 34.5(5000) | 51.7(7500) | 86.3(12500) | 1.5(60) | 53.4 |