Size
Related Standard & Specification: API 5CT, ISO 11960, API 5B, GOST
Related Grade: J55, K55, N80, L80-1, L80-9Cr, L80-13Cr, P110, Q125, K55 D10, L80 D10.
Available Approved Marine: ABS / BV / LR / DNV / GL / KR, EN10204 3.2 MTC
Special Service: Sweet Service, Sour Service, Anti-H2S, NACE MR0175/ISO15156
Produce Process: Hot Rolled, Cold Drawn, Hot Expanded.
Accessories: Pup Joint, Coupling (Coupling Stock), Blast Joint, Crossover etc.
Connection: API connection and Premium connection, like TPCQ, HSM etc.
| API Casing | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Size | Grade and Connection | Standards | |||||||||
| OD mm (in) | WT/mm | H40 | J55 K55 | M65 | L80-1 R95 | N80-1 N80Q | C90 T95 | C110 | P110 | Q125 | |
| 114.3(4.5') | 5.21 | S | S | S | API SPEC 5CT/ISO11960 | ||||||
| 5.69 | S/B | S/B | |||||||||
| 6.35 | S/L/B | L/B | L/B | L/B | L/B | L/B | |||||
| 7.37 | L/B | L/B | L/B | L/B | L/B | ||||||
| 8.56 | L/B | L/B | |||||||||
| 127(5') | 5.59 | S | S | ||||||||
| 6.43 | S/L/B | S/L/B | |||||||||
| 7.52 | S/L/B | L/B | S/L/B | S/L/B | L/B | S/L/B | |||||
| 9.19 | L/B | S/L/B | S/L/B | L/B | S/L/B | L/B | |||||
| 11.10 | L/B | L/B | L/B | L/B | L/B | L/B | |||||
| 12.14 | L/B | L/B | L/B | L/B | L/B | ||||||
| 12.70 | L/B | L/B | L/B | L/B | L/B | ||||||
| 139.7(5.5') | 6.20 | S | S | S | |||||||
| 6.98 | S/L/B | S/L/B | |||||||||
| 7.72 | S/L/B | L/B | S/L/B | S/L/B | L/B | S/L/B | |||||
| 9.17 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
| 10.54 | L/B | S/L/B | S/L/B | L/B | S/L/B | S/L/B | |||||
| 168.28(6.625') | 7.32 | S | S/L/B | S/L/B | |||||||
| 8.94 | S/L/B | L/B | S/L/B | S/L/B | L/B | S/L/B | |||||
| 10.59 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
| 12.06 | S/L/B | S/L/B | L/B | S/L/B | L/B | ||||||
| 177.8(7') | 6.91 | S | S | S | |||||||
| 8.05 | S/L/B | L/B | S/L/B | S/L/B | L/B | ||||||
| 9.19 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
| 10.36 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
| 11.51 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
| 12.65 | S/L/B | S/L/B | L/B | S/L/B | S/L/B | ||||||
| 13.72 | S/L/B | S/L/B | L/B | S/L/B | S/L/B | ||||||
| 193.68(7.625') | 8.33 | S/L/B | S/L/B | L/B | L/B | L/B | |||||
| 9.52 | L/B | L/B | L/B | L/B | L/B | ||||||
| 10.92 | L/B | L/B | L/B | L/B | L/B | ||||||
| 12.70 | L/B | L/B | L/B | L/B | L/B | ||||||
| 14.27 | L/B | L/B | L/B | L/B | L/B | ||||||
| 15.11 | L/B | L/B | L/B | L/B | L/B | ||||||
| 15.88 | L/B | L/B | L/B | L/B | L/B | ||||||
| 219.08(8.625') | 6.71 | S | S | S | |||||||
| 7.72 | S | S/L/B | S | ||||||||
| 8.94 | S | S/L/B | S/L/B | ||||||||
| 10.16 | S/L/B | L/B | L/B | L/B | L/B | ||||||
| 11.43 | L/B | L/B | L/B | L/B | L/B | ||||||
| 12.70 | L/B | L/B | L/B | L/B | |||||||
| 14.15 | L/B | L/B | L/B | L/B | L/B | ||||||
| 244.48(9.625') | 8.94 | S | S/L/B | S/L/B | |||||||
| 10.03 | S/L/B | S/L/B | L/B | L/B | L/B | L/B | |||||
| 11.05 | L/B | L/B | L/B | L/B | L/B | ||||||
| 11.99 | L/B | L/B | L/B | L/B | L/B | L/B | |||||
| 13.84 | L/B | L/B | L/B | L/B | L/B | ||||||
| 15.11 | L/B | L/B | L/B | L/B | |||||||
| 273.05(10.75') | 8.89 | S/B | S/B | ||||||||
| 10.16 | S/B | S/B | S/B | ||||||||
| 11.43 | S/B | S/B | S/B | S/B | S/B | S/B | S/B | ||||
| 12.57 | S/B | S/B | S/B | S/B | |||||||
| 13.84 | S/B | S/B | S/B | ||||||||
| 15.11 | S/B | S/B | S/B | ||||||||
| 298.45(11.75') | 9.65 | ||||||||||
| 10.92 | |||||||||||
| 12.19 | S/B | S/B | |||||||||
| 13.06 | S/B | S/B | S/B | ||||||||
| 339.72(13.375') | 8.38 | S | |||||||||
| 9.65 | S/B | S/B | |||||||||
| 10.92 | S/B | S/B | |||||||||
| 12.19 | S/B | S/B | S/B | S/B | S/B | ||||||
| 13.06 | S/B | S/B | S/B | S/B | S/B | ||||||
| 406.4(16') | 16.66 | ||||||||||
| 508(20') | 16.13 | S/L/B | |||||||||
| Note: S-SC;L-LC;B-BC. | |||||||||||
| API Tubing | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Size | Grade and Connection | Standards | |||||||||
| OD mm (in) | WT/mm | H40 | J55 | L80-1 R95 | N80-1 N80Q | C90 | T95 | P110 | |||
| 42.16(1.66') | 3.18 | API SPEC 5CT/ISO11960 | |||||||||
| 3.56 | N/U | N/U | N/U | N/U | N/U | N/U | |||||
| 4.85 | U | U | U | U | U | U | U | ||||
| 48.26(1.9') | 3.18 | N/U | N/U | N/U | N/U | N/U | N/U | ||||
| 3.68 | N/U | N/U | N/U | N/U | N/U | N/U | |||||
| 5.08 | U | U | U | U | U | U | U | ||||
| 6.35 | |||||||||||
| 7.62 | |||||||||||
| 60.32(2.375') | 4.24 | ||||||||||
| 4.83 | |||||||||||
| 6.45 | |||||||||||
| 7.49 | |||||||||||
| 8.53 | |||||||||||
| 73.02(2.875') | 5.51 | N/U | N/U | N/U | N/U | N/U | N/U | N/U | |||
| 7.01 | N/U | N/U | N/U | N/U | N/U | ||||||
| 7.82 | N/U | N/U | N/U | N/U | N/U | ||||||
| 8.64 | U | U | |||||||||
| 9.96 | |||||||||||
| 11.18 | U | N | N | N | N | N | |||||
| 88.9(3.5') | 5.49 | ||||||||||
| 6.45 | N/U | N/U | N/U | N/U | N/U | N/U | N/U | ||||
| 7.34 | N | N | N | N | N | N | |||||
| 9.52 | N/U | N/U | N/U | N/U | N/U | ||||||
| 10.92 | |||||||||||
| 12.09 | |||||||||||
| 13.46 | |||||||||||
| 101.6(4') | 5.74 | N | N | N | N | N | N | N | |||
| 6.65 | U | U | U | U | U | U | U | ||||
| 8.38 | |||||||||||
| 10.54 | |||||||||||
| 12.70 | |||||||||||
| 15.49 | |||||||||||
| 114.3(4.5') | 6.88 | N/U | N/U | N/U | N/U | N/U | N/U | N/U | |||
| 8.56 | |||||||||||
| 9.65 | |||||||||||
| 10.92 | |||||||||||
| 12.70 | |||||||||||
| 14.22 | |||||||||||
| 16.00 | |||||||||||
| Note: N-NU; U-EU. | |||||||||||
Chemical Analysis(%) For Part Standard
Standard | Class | Grade | Type | C | Mn | Mo | Cr | Ni | Cu | P | S | Si | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | min | max | min | max | min | max | max | max | max | max | max | ||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | |
| API 5CT | 1 | H40 | - | - | - | - | - | - | - | - | - | - | 0.030 | 0.030 | - | |
| J55 | - | - | - | - | - | - | - | - | - | - | 0.030 | 0.030 | - | |||
| K55 | - | - | - | - | - | - | - | - | - | - | 0.030 | 0.030 | - | |||
| N80 | 1 | - | - | - | - | - | - | - | - | - | 0.030 | 0.030 | - | |||
| N80 | Q | - | - | - | - | - | - | - | - | - | 0.030 | 0.030 | - | |||
| 2 | M65 | - | - | - | - | - | - | - | - | - | - | 0.030 | 0.030 | - | ||
| L80 | 1 | - | 0.43 | - | 1.90 | - | - | - | - | 0.25 | 0.35 | 0.030 | 0.030 | 0.45 | ||
| L80 | 9Cr | - | 0.15 | 0.30 | 0.60 | 0.90 | 1.10 | 8.0 | 10.0 | 0.50 | 0.25 | 0.020 | 0.010 | 1.0 | ||
| L80 | 13Cr | 0.15 | 0.22 | 0.25 | 1.00 | - | - | 12.0 | 14.0 | 0.50 | 0.25 | 0.020 | 0.010 | 1.0 | ||
| C90 | 1 | - | 0.35 | - | 1.20 | 0.25 | 0.85 | - | 1.50 | 0.99 | - | 0.020 | 0.010 | - | ||
| C90 | 2 | - | 0.50 | - | 1.90 | - | NL | - | NL | 0.99 | - | 0.030 | 0.010 | - | ||
| C95 | - | - | 0.45 | - | 1.90 | - | - | - | - | - | - | 0.030 | 0.030 | 0.45 | ||
| T95 | 1 | - | 0.35 | - | 1.20 | 0.25 | 0.85 | 0.40 | 1.50 | 0.99 | - | 0.020 | 0.010 | - | ||
| T95 | 2 | - | 0.50 | - | 1.90 | - | - | - | - | 0.99 | - | 0.030 | 0.010 | - | ||
| 3 | P110 | - | - | - | - | - | - | - | - | - | 0.030 | 0.030 | - | |||
| 4 | Q125 | 1 | - | 0.35 | - | 1.35 | - | 0.85 | - | 1.50 | 0.99 | - | 0.020 | 0.010 | - | |
| Q125 | 2 | - | 0.35 | - | 1.00 | - | NL | - | NL | 0.99 | - | 0.020 | 0.020 | - | ||
| Q125 | 3 | - | 0.50 | - | 1.90 | - | NL | - | NL | 0.99 | - | 0.030 | 0.010 | - | ||
| Q125 | 4 | - | 0.50 | - | 1.90 | - | NL | - | NL | 0.99 | - | 0.030 | 0.020 | - | ||
Tensile Property For Part Standard
| Standard | Class | Grade | Type | Elongation(%) | Yield Strengh(Mpa) | Tensile Strengh(Mpa) | Hardness(Max) | Required WT | Allowed Tolerance of Hardness | ||
| Min | Max | Min | HRC | HBW/- | mm | HRC | |||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | |
| API 5CT | 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 | - | - | - | - | ||
| 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、2 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | ≤12.70 | 3.0 | ||
| C90 | 1、2 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | 12.71~19.04 | 4.0 | ||
| C90 | 1、2 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | 19.05~25.39 | 5.0 | ||
| C90 | 1、2 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | ≥25.40 | 6.0 | ||
| C95 | - | 0.5 | 655 | 758 | 724 | - | - | - | - | ||
| T95 | 1、2 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | ≤12.70 | 3.0 | ||
| T95 | 1、2 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | 12.71~19.04 | 4.0 | ||
| T95 | 1、2 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | 19.05~25.39 | 5.0 | ||
| T95 | 1、2 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | ≥25.40 | 6.0 | ||
| 3 | P110 | - | 0.6 | 758 | 965 | 862 | - | - | - | - | |
| 4 | Q125 | 1~4 | 0.65 | 862 | 1034 | 931 | - | - | ≤12.70 | 3.0 | |
| Q125 | 1~4 | 0.65 | 862 | 1034 | 931 | - | - | 12.71~19.04 | 4.0 | ||
| Q125 | 1~4 | 0.65 | 862 | 1034 | 931 | - | - | ≥19.05 | 5.0 | ||
