API 5CT L80 Casing tube serves to transport both crude oil and natural gas from oil and gas layer to the surface pipeline after drilling is completed. It is able to bear the pressure produced by the exploitation process. After the outer surface is coated with a protective layer, the tubing is marked in accordance with the API 5CT standard and strapped with metal belt.
commodity name | API 5CT Casing |
standard | API 5CT,5B,GOST |
grade/material | L80 |
technology | Hot rolled,Threaded,Quenching+Tempering |
size range | Tubing OD: 2 3/8'-4 1/2' (60.3mm - 114.3mm) WT: 4.24mm- 16mm Casing OD: 4 1/2 '-20"(114.3mm-508mm) WT:0.205"-0.635" (5.21mm-16.13mm) |
length | Tubing R1(6.10m-7.32m) R2(8.53m-9.75m) R3(11.58m-12.80m) Casing R1(4.88m-7.62m) R2(7.62m-10.36m) R3(10.36m-14.63m) |
Mechanical property
Grade | Yield Strength | Tensile Strength | Hardness | Allowable | |||||
Hardness | |||||||||
Variation | |||||||||
Min | Max | Min | Max | ||||||
Psi | Mpa | Psi | Mpa | Psi | Mpa | HRC | BHN | HRC | |
L80-1 | 80,000 | 552 | 95,000 | 655 | 95,000 | 655 | 23 | 241 | - |
L80-9Cr | 80,000 | 552 | 95,000 | 655 | 95,000 | 655 | 23 | 241 | - |
L80-13Cr | 80,000 | 552 | 95,000 | 655 | 95,000 | 655 | 23 | 241 | - |
API 5CT L80 Casing tube can be widely applicable to petroleum, construction, shipbuilding, smelting, aviation, electric power, food, paper, chemical industry, medical equipment, boilers, heat exchangers, metallurgy and so on.
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