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- 0086-020-84886013,84886093,84886091,84886012
- sales@finegosteel.com
Oilfield Tubular
API 5CT Tubing
Application: used for extracing oil or gas from wells
Pipe Standard: API 5CT psl1/psl2 j55,k55,n80-1,n80-q,
OD: 48.26mm-114.3mm
WT: 3.18-16mm
Size Tolerance:
OD: <114.3mm, Tolerances: ±0.79mm
WT: -12.5%
Length: r1(4.88~7.62m);r2(7.62~10.36m);r3(10.36~14.63m)
Thread Types: nue, eue, stc, ltc, btc, xc, ,hydrill cs
Special Service: sweet service, sour service, anti-h2s, nace mr0175/iso15156
Accessories: pup joint, coupling, drill collar, crossover
Standard
Specification
API 5CT tubing is the pipe through which oil and gas flow to the surface.
To ensure a quality product as per API 5CT standard, casing and tubing are gone through a series of quality tests that include the hydro test, straightness check, welding test and evaluation etc.
Specification:
API 5CT Oil Tubing Dimension: |
||||||||||||
Label |
OD (mm) |
WT (mm) |
Type of End-finish |
|||||||||
Inch |
NU T&C |
EU T&C |
IJ |
H40 |
J55 |
L80 |
N80 |
C90 |
T95 |
P110 |
||
1.9 |
2.75 |
2.9 |
2.76 |
48.26 |
3.68 |
PNUI |
PNUI |
PNUI |
PNUI |
PNUI |
PNUI |
- |
1.9 |
3.65 |
3.73 |
- |
48.26 |
5.08 |
PU |
PU |
PU |
PU |
PU |
PU |
PU |
1.9 |
4.42 |
- |
- |
48.26 |
6.35 |
- |
- |
P |
- |
P |
P |
- |
2 3/8 |
4 |
- |
- |
60.32 |
4.24 |
PU |
PN |
PN |
PN |
PN |
PN |
- |
2 3/8 |
4.6 |
4.7 |
- |
60.32 |
4.83 |
PNU |
PNU |
PNU |
PNU |
PNU |
PNU |
PNU |
2 3/8 |
5.8 |
5.95 |
- |
60.32 |
6.45 |
- |
- |
PNU |
PNU |
PNU |
PNU |
PNU |
2 3/8 |
6.6 |
- |
- |
60.32 |
7.49 |
- |
- |
P |
- |
P |
P |
- |
2 3/8 |
7.35 |
7.45 |
- |
60.32 |
8.53 |
- |
- |
PU |
- |
PU |
PU |
- |
2 7/8 |
6.4 |
6.5 |
- |
73.02 |
5.51 |
PNU |
PNU |
PNU |
PNU |
PNU |
PNU |
PNU |
2 7/8 |
7.8 |
7.9 |
- |
73.02 |
7.01 |
- |
- |
PNU |
PNU |
PNU |
PNU |
PNU |
2 7/8 |
8.6 |
8.7 |
- |
73.02 |
7.82 |
- |
- |
PNU |
PNU |
PNU |
PNU |
PNU |
2 7/8 |
9.35 |
9.45 |
- |
73.02 |
8.64 |
- |
- |
PU |
- |
PU |
PU |
- |
2 7/8 |
10.5 |
- |
- |
73.02 |
9.96 |
- |
- |
P |
- |
P |
P |
- |
3 1/2 |
7.7 |
- |
- |
88.9 |
5.49 |
PN |
PN |
PN |
PN |
PN |
PN |
- |
3 1/2 |
9.2 |
9.3 |
- |
88.9 |
6.45 |
PNU |
PNU |
PNU |
PNU |
PNU |
PNU |
PNU |
3 1/2 |
10.2 |
- |
- |
88.9 |
7.34 |
PN |
PN |
PN |
PN |
PN |
PN |
- |
3 1/2 |
12.7 |
12.95 |
- |
88.9 |
9.52 |
- |
- |
PNU |
PNU |
PNU |
PNU |
PNU |
3 1/2 |
14.3 |
- |
- |
88.9 |
10.92 |
- |
- |
P |
- |
P |
P |
- |
3 1/2 |
15.5 |
- |
- |
88.9 |
12.09 |
- |
- |
P |
- |
P |
P |
- |
4 |
9.5 |
- |
- |
101.6 |
5.74 |
PN |
PN |
PN |
PN |
PN |
PN |
- |
4 |
10.7 |
11 |
- |
101.6 |
6.65 |
PU |
PU |
PU |
PU |
PU |
PU |
- |
4 |
13.2 |
- |
- |
101.6 |
8.38 |
- |
- |
P |
- |
P |
P |
- |
4 |
16.1 |
- |
- |
101.6 |
10.54 |
- |
- |
P |
- |
P |
P |
- |
4 1/2 |
12.6 |
12.75 |
- |
114.3 |
6.88 |
PNU |
PNU |
PNU |
PNU |
PNU |
PNU |
- |
4 1/2 |
15.2 |
- |
- |
114.3 |
8.56 |
- |
- |
P |
- |
P |
P |
- |
P-Plain end; N-Non Upset;U-External upset;T&C-Threaded and coupled |
Chemical Composition & Mechanical Properties:
Mechanical Properties: |
|||||||
Grade |
Type |
Total elongation under load (%) |
Yield strength (min) |
Yield strength (max) |
Tensile strength min Mpa |
Hardness Max (HRC) |
Hardness Max (HBW) |
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 |
- |
- |
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 |
- |
0.5 |
621 |
724 |
689 |
25.4 |
255 |
C95 |
- |
0.5 |
655 |
758 |
724 |
- |
- |
T95 |
- |
0.5 |
655 |
758 |
724 |
25.4 |
255 |
P110 |
- |
0.6 |
758 |
965 |
862 |
- |
- |
Q125 |
All |
0.65 |
862 |
1034 |
931 |
- |
- |
Tolerance:
Pipe Types |
Pipe Size (mm) |
Tolerances |
|
Hot Rolled |
OD |
≤159 |
±1.0% |
>159 |
±1.20% |
||
WT |
≤20 |
±12.5% |
|
>20 |
±10.0% |
||
Cold Drawn |
OD |
≤30 |
±0.20mm |
30-50 |
±0.30mm |
||
>50 |
±0.8% |
||
WT |
≤3 |
+12% -10% |
|
>3 |
±10% |