Product Details
API 5CT Thermal Recovery Pipe Series
Categories Products, Steel tube, Tubing Casing
Used in thermal recovery wells, the temperature of which is 200 °C – 400 °C
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Product Details
E. Thermal Recovery Pipe Series
Used in thermal recovery wells, the temperature of which is 200 °C – 400 °C
Applicable standards and technical requirements
API SPEC 5CT
API SPEC 5CT specification for casing and tubing
Mechanical Property
| Grade | Yield Strength/Mpa | Tensile strength/Mpa | Elongation% | Yield Strength | Average value of impact toughness | |
| Indoor temperature | 350°c | L-10-21°c | T-10-°c | |||
| BL80H | 552~758 | ≥689 | API 5CT | ≥500 | 27 | 14 |
| BL100H | 690~897 | ≥793 | ≥650 | 34 | 17 | |
| BL110H | 758~965 | ≥862 | ≥700 | 41 | 20 | |
Creep Property
| Grade | Temporature°c | Steady Creep rate% |
| BL80H | 350 | ≤5×10 5 |
| BL100H | ||
| BL110H |
Note:300Mpa of stress
Mechanical Property
Supply steel grade: All API asteel grade as well as Beilai’s own steel
|
Grade |
Total elongation under load % | Yield strength/Mpa | Total elongation under load | Elongation % |
| 55 | 0.5 | 379~552 | ≥517 | Calculated according to API 5CT formula |
| 80 | 0.5 | 522~758 | ≥655 | |
| 110 | 0.6 | 758~965 | ≥862 | |
| 130 | 0.65 | 896~1102 | ≥1000 |









