API Spec 7K-0078
ISO6807
GOST28618
Inner diameter: 38-127mm (1.5-5")
Working pressure: 11MPa (1500PSI)-52MPa (15000PSI)
Applicability:
Commonly used in drilling,cementing,work over service as flexible connection for mud manifold,cement manifold,choke and kill manifold to transport water base mud or oil base mud ,washing fluid at high pressure in large volumes.
Temperature Range:
Ambient temperature -20°C~121°C.
Structure:
Tube(lining):
Principallycompoundedrubber,featuringoil-resistant,abrasion-resistant,acid&alkali resistant
Reinforcement:
2-6 layers of high strength steel wire spiral
Cover:
featuring oil-resistant,Low temperature,weather proof and anti-ageing
Coupling type:
6) Couplings and fittings: LP (line pipe thread) and TBG (tubing thread) of API 5B
integral type union joint and flange joint, or any particular types as per
customers' requirements
Specification: Grade A Grade B Grade C Grade D Grade E
Grade B
I.P in. mm | O.P mm | W.P MPa(psi) | T.P MPa(psi) | Burst Pressure MPa(psi) | Weight kg/m | Min Bending Radius (mm) | Coupling Thread in |
2 51 | 74.2 | 13.8(2000) | 27.6(4000) | 34.5(5000) | 4.4 | 900 | 21/2LP |
2½ 64 | 87.6 | 13.8(2000) | 27.6(4000) | 34.5(5000) | 5.5 | 1200 | 3LP |
3 76 | 103.5 | 13.8(2000) | 27.6(4000) | 34.5(5000) | 8.9 | 1200 | 4LP |
