ISO11960 Tubing And Casing
- BEILAI
- CHINA
ISO11960 Tubing And Casing
ISO 11960:2014 specifies the technical delivery conditions for steel pipes (casing, tubing and pup joints), coupling stock, coupling material and accessory material and establishes requirements for three Product Specification Levels (PSL-1, PSL-2, PSL-3). Beilai produce ISO11960 Tubing And Casing.
Applicable standards and technical requirements
API SPEC 5CT Specification for casing and tubing
ISO 11960 Petroleum and natural gas industries-steel pipe for use as casing or tubing for wells
GB/T 19830 Petroleum and natural gas industries-tubing and casing
Mechanical Property
Grade | Type | Total Elongation under load | Yield strength/Mpa | Tensile strength/Mpa | Hardness Max | Specified wall thickness mm | Aloow hardness changes(b)HRC | ||
Min | Max | Min | HRC | HBW | |||||
H40 | - | 0.5 | 276 | 552 | 414 | - | - | - | - |
J55 | - | 0.5 | 379 | 552 | 655 | - | - | - | - |
K55 | - | 0.5 | 379 | 552 | 655 | - | - | - | - |
N80 | 1 | 0.5 | 552 | 758 | 689 | - | - | - | - |
Q | 0.5 | - | - | - | - | ||||
R95 | - | 0.5 | 655 | 758 | 724 | - | - | - | - |
M65 | - | 0.5 | 448 | 586 | 586 | 22 | 235 | - | - |
L80 | 1 | 0.5 | 621 | 724 | 689 | 23 | 241 | - | - |
9Cr | 23 | 241 | - | - | |||||
13Cr | 23 | 241 | - | - | |||||
C90 | 1 | .05 | 621 | 724 | 689 | 25.4 | 255 | ≤12.70 | 3.0 |
12.71~19.04 | 4.0 | ||||||||
19.05~25.39 | 5.0 | ||||||||
≥25.40 | 6.0 | ||||||||
T95 | 1 | .05 | 655 | 758 | 724 | 25.4 | 255 | ≤12.70 | 3.0 |
12.71~19.04 | 4.0 | ||||||||
19.05~25.39 | 5.0 | ||||||||
≥25.40 | 6.0 | ||||||||
C110 | - | 0.7 | 758 | 828 | 793 | 30 | 289 | ≤12.70 | 3.0 |
12.71~19.04 | 4.0 | ||||||||
19.05~25.39 | 5.0 | ||||||||
≥25.40 | 6.0 | ||||||||
P110 | - | 0.6 | 758 | 965 | 862 | - | - | - | - |
