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Coiled Tubing
Coiled Tubing Chemical Composition Requirements
| Grade | max C | max Mn | max P | max S | max Si |
| ST70 | 0.16 | 1.20 | 0.025 | 0.005 | 0.50 |
| ST80 | 0.16 | 1.20 | 0.020 | 0.005 | 0.50 |
| ST90 | 0.16 | 1.20 | 0.020 | 0.005 | 0.50 |
| ST100 | 0.16 | 1.65 | 0.025 | 0.005 | 0.50 |
| ST110 | 0.16 | 1.65 | 0.025 | 0.005 | 0.50 |
| ST130 | 0.16 | 1.90 | 0.025 | 0.005 | 0.50 |
Coiled Tubing Mechanical Performance Test
|
Grade | Yield Strength,min | Yield Strength,max | Tensile Strength,min | Greatest degree of hardness,HRC | |||
| psi | Mpa | psi | MPA | psi | Mpa | Tube body and weld | |
| ST70 | 70,000 | (483) | 80,000 | (552) | 80,000 | (552) | 22 |
| ST80 | 80,000 | (552) | 90,000 | (620) | 88,000 | (607) | 22 |
| ST90 | 90,000 | (620) | 100,000 | (689) | 97,000 | (669) | 22 |
| ST100 | 100,000 | (689) | 108,000 | (758) | 28 | ||
| ST110 | 110,000 | (758) | 115,000 | (793) | 30 | ||
| ST130 | 130,000 | (896) | 135,000 | (931) | 36 | ||
CRA Coiled Tubing
The user can choose the alloy and steel grade according to the operation condition listed . Sizes can be according to the requirements of API Spec 5 ST, the requirements of customers.
Material reference: 316,825,625,2205,2507,13Cr, Titanium alloy.
Hydraulic Control Tube
Various sizes of hydraulic control tube can be produced according to users” requirements and products comply with ASTM A269 or customized according to the requirements of customers.
Hydraulic Control Tube Size Table
| Materials | Size/mm |
| 316L | 3.18*1.24 |
| 825 | |
| 625 | 6.35*1.24 |
| 2205 | |
| 2507 | 9.53*1.24 |
| Titanium Alloy |
