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Brand Name : Zhongshi
Model Number : 1.05"-4 1/2"
Certification : API 5CT, ISO, QHSE
Place of Origin : China
MOQ : 1 metric ton
Price : Negotiable
Payment Terms : T/T, L/C
Packaging Details : Be bundled by steel strap
Material : Alloy steel
Steel grade : J55, K55, L80, N80, P110, P110-13Cr
Standard : API 5CT
Shape of section : Round
Size OD : 1.05"- 4 1/2"
Application : Oil drilling
1. Sales volume around 120,000 tons per year.
2. Stable and reliable in quality.
3. Manufacture and testing according to API 5CT latest version.
4. Been sold to US, Syria, Oman.
5. STC.BTC.LTC , TOP thread are all available.
6. Defect detective 100% before delivery.
Type | Size(O.D. ) | Nominal Weight | W.T. | I.D. | Coupling | |||
in | mm | Lbf/ft | Kg/m | mm | mm | O.D.mm | Min length mm | |
NUE J55 L80 N80 P110 | 1.90 | 48.26 | 2.75 | 4.09 | 3.68 | 40.90 | 55.88 | 95.25 |
2 3/8 | 60.32 | 4.60 | 6.85 | 4.83 | 50.66 | 73.02 | 107.95 | |
2 7/8 | 73.02 | 6.40 | 9.52 | 5.51 | 62.00 | 88.90 | 130.18 | |
3 ½ | 88.90 | 9.20 | 13.69 | 6.45 | 76.00 | 107.95 | 142.88 | |
4 1/2 | 114.30 | 12.60 | 18.75 | 6.88 | 100.54 | 132.08 | 155.58 | |
EUE J55 L80 N80 P110
| 1.90 | 48.26 | 2.90 | 4.32 | 3.68 | 40.90 | 63.50 | 98.42 |
2 3/8 | 60.32 | 4.70 | 6.99 | 4.83 | 50.66 | 77.80 | 123.82 | |
2 7/8 | 73.02 | 6.50 | 9.67 | 5.51 | 62.00 | 93.17 | 133.35 | |
3 ½ | 88.90 | 9.30 | 13.84 | 6.45 | 76.00 | 114.30 | 146.05 | |
4 1/2 | 114.30 | 12.75 | 18.97 | 6.88 | 100.54 | 141.30 | 158.75 |
Dimension Tolerances:
Steel grade | Type | Total elongation under load (%) |
Yield strength (Mpa) |
Tensile strength (Mpa) min | Hardness max | ||
min | max | HRC | HBW | ||||
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 | - | - |
M65 | - | 0.5 | 448 | 586 | 586 | 22 | 235 |
L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 |
L80 | 9 Cr | 0.5 | 552 | 655 | 655 | 23 | 241 |
L80 | 13 Cr | 0.5 | 552 | 655 | 655 | 23 | 241 |
C90 | 1 | 0.5 | 621 | 724 | 689 | 25.4 | 255 |
P110 | - | 0.6 | 758 | 965 | 862 | - | -
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Alloy Steel API 5CT OCTG Oil Casing And Tubing Images |