Api 5l X42 Psl2 Line Pipe
API 5L X42 pipe is also known as L290 pipe (per ISO 3183), named after the minimum yield strength of 42100 Psi or 290 MPa.
Group | Grade | Type | Total elongation under load % | Yield strength MPa | Tensile strength min. MPa | Hardness a max. | Specified wall thickness mm | Allowable hardness variation b HRC | ||
min. | max . | HRC | HBW | |||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
1 | H40 | - | 0.5 | 276 | 552 | 414 | - | - | - | - |
J55 | - | 0.5 | 379 | 552 | 517 | - | - | - | - | |
K55 | - | 0.5 | 379 | 552 | 655 | - | - | - | - | |
N80 | 1 | 0.5 | 552 | 758 | 689 | - | - | - | - | |
N80 | Q | 0.5 | 552 | 758 | 689 | - | - | - | - | |
R95 | - | 0.5 | 655 | 758 | 724 | - | - | - | - | |
2 | M65 | - | 0.5 | 448 | 586 | 586 | 22 | 235 | - | - |
L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 | - | - | |
L80 | 9Cr | 0.5 | 552 | 655 | 655 | 23 | 241 | - | - | |
L80 | 13Cr | 0.5 | 552 | 655 | 655 | 23 | 241 | - | - | |
C90 | 1 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | ≤ 12.70 12.71 to 19.04 19.05 to 25.39 ≥ 25.40 | 3.0 4.0 5.0 6.0 | |
T95 | 1 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | ≤ 12.70 12.71 to 19.04 19.05 to 25.39 ≥ 25.40 | 3.0 4.0 5.0 6.0 | |
C110 | - | 0.7 | 758 | 828 | 793 | 30 | 286 | ≤ 12.70 12.71 to 19.04 19.05 to 25.39. ≥ 25.40 | 3.0 4.0 5.0 6.0 | |
3 | P110 | - | 0.6 | 758 | 965 | 862 | - | - | - | - |
4 | Q125 | 1 | 0.65 | 862 | 1034 | 931 | b | - | ≤ 12.70 12.71 to 19.04 ≥ 19.05 | 3.0 4.0 5.0 |
a In case of dispute, laboratory Rockwell C hardness testing shall be used as the referee method. b No hardness limits are specified, but the maximum variation is restricted in accordance with 7.8 and 7.9 of API Spec. 5CT. |
Group | Grade | Type | C | Mn | Mo | Cr | Ni max. | Cu max. | P max. | S max. | Si max. | ||||
min. | max. | min. | max. | min. | max. | min. | max. | ||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
1 | H40 | - | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - |
J55 | - | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |
K55 | - | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |
N80 | 1 | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |
N80 | Q | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |
R95 | - | - | 0.45 c | - | 1.9 | - | - | - | - | - | - | 0.03 | 0.03 | 0.45 | |
2 | M65 | - | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - |
L80 | 1 | - | 0.43 a | - | 1.9 | - | - | - | - | 0.25 | 0.35 | 0.03 | 0.03 | 0.45 | |
L80 | 9Cr | - | 0.15 | 0.3 | 0.6 | 0.9 | 1.1 | 8 | 10 | 0.5 | 0.25 | 0.02 | 0.01 | 1 | |
L80 | 13Cr | 0.15 | 0.22 | 0.25 | 1 | - | - | 12 | 14 | 0.5 | 0.25 | 0.02 | 0.01 | 1 | |
C90 | 1 | - | 0.35 | - | 1.2 | 0.25 b | 0.85 | - | 1.5 | 0.99 | - | 0.02 | 0.01 | - | |
T95 | 1 | - | 0.35 | - | 1.2 | 0.25 d | 0.85 | 0.4 | 1.5 | 0.99 | - | 0.02 | 0.01 | - | |
C110 | - | - | 0.35 | - | 1.2 | 0.25 | 1 | 0.4 | 1.5 | 0.99 | - | 0.02 | 0.005 | - | |
3 | P110 | e | - | - | - | - | - | - | - | - | - | - | 0.030 e | 0.030 e | - |
4 | Q125 | 1 | - | 0.35 | 1.35 | - | 0.85 | - | 1.5 | 0.99 | - | 0.02 | 0.01 | - | |
a The carbon content for L80 may be increased up to 0.50 % maximum if the product is oil-quenched. b The molybdenum content for Grade C90 Type 1 has no minimum tolerance if the wall thickness is less than 17.78 mm. c The carbon content for R95 may be increased up to 0.55 % maximum if the product is oil-quenched. d The molybdenum content for T95 Type 1 may be decreased to 0.15 % minimum if the wall thickness is less than 17.78 mm. e For EW Grade P110, the phosphorus content shall be 0.020 % maximum and the sulfur content 0.010 % maximum. NL = no limit. Elements shown shall be reported in product analysis. |
Pipe Casing Sizes, Oilfield Casing Sizes & Casing Drift Sizes | |
Outer Diameter (Casing Pipe Sizes) | 4 1/2"-20", (114.3-508mm) |
Standard Casing Sizes | 4 1/2"-20", (114.3-508mm) |
Thread Type | Buttress thread casing, Long round thread casing, Short round thread casing |
Function | It can protect the tubing pipe. |
Oil Tube For Petroleum And Natural Gas Industries
Name of Pipes | Specification | Steel Grade | Standard | ||
D | (S) | (L) | |||
(mm) | (mm) | (m) | |||
Petroleum Casing Pipe | 127-508 | 5.21-16.66 | 6-12 | J55. M55. K55. L80. N80. P110. |
API Spec 5CT (8) |
Petroleum Tubing | 26.7-114.3 | 2.87-16.00 | 6-12 | J55. M55. K55. L80. N80. P110. |
API Spec 5CT (8) |
Coupling | 127-533.4 | 12.5-15 | 6-12 | J55. M55. K55. L80. N80. P110. |
API Spec 5CT (8) |
It's important for oil and gas operators to protect their production well casings from corrosion with cathodic protection & API 5CT P110 OilField Tubing primarily serves to transfer oil and gases.
Name | J55 | K55 | N80-1 | N80-Q | L80-1 | P110 |
Casing | a bright green band | two bright green bands | a bright red band | a bright red band + a green band | a red band + a brown band | a bright white band |
Coupling | entire green coupling + a white band | entire green coupling | entire red coupling | entire red coupling + a green band | entire red coupling + a brown band | entire white coupling |
Standard | Type | Tensile Strength MPa |
Yield Strength MPa |
Hardness Max. |
API SPEC 5CT | J55 | ≥517 | 379 ~ 552 | ---- |
K55 | ≥517 | ≥655 | --- | |
N80 | ≥689 | 552 ~ 758 | --- | |
L80(13Cr) | ≥655 | 552 ~ 655 | ≤241HB | |
P110 | ≥862 | 758 ~ 965 | ---- |