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Standard: API 5CT
Main Steel Grade: J55, K55, N80, L80, P110...etc
Size Range: 114.3 mm to 340mm. Wall Thickness: 5mm – 30 mm
Application: gas, water and oil transportation in both oil and natural gas.
Specification as follow:
| Size Desination | Weight Desination | Outside Diameter | Wall Thickness | Type of End Finish | |||||||
| Grade | |||||||||||
| in | mm | in | mm | J55 K55 | M65 | L80 C95 | N80-1 N80Q | C90T95 | P110 | ||
| 4 1/2 | 9.50 | 4.500 | 114.3 | 0.205 | 5.21 | PS | PS | - | - | - | - |
| 10.50 | 0.224 | 5.69 | PSB | PSB | - | - | - | - | |||
| 11.60 | 0.250 | 6.35 | PSLB | PLB | PLB | PLB | PLB | PLB | |||
| 13.50 | 0.290 | 7.37 | - | PLB | PLB | PLB | PLB | PLB | |||
| 15.10 | 0.337 | 8.56 | - | - | - | - | - | PLB | |||
| 5 | 11.50 | 5.00 | 127.00 | 0.220 | 5.59 | PS | PS | - | - | - | - |
| 13.00 | 0.253 | 6.43 | PSLB | PSLB | - | - | - | - | |||
| 15.00 | 0.296 | 7.52 | PSLB | PLB | PLB | PLB | PLB | PLB | |||
| 18.00 | 0.362 | 9.19 | - | PLB | PLB | PLB | PLB | PLB | |||
| 21.40. | 0.437 | 11.10 | - | PLB | PLB | PLB | PLB | PLB | |||
| 23.20 | 0.478 | 12.14 | - | - | PLB | PLB | PLB | PLB | |||
| 24.10 | 0.500 | 12.70 | - | - | PLB | PLB | PLB | PLB | |||
| 5 1/2 | 14.00 | 5.500 | 139.7 | 0.244 | 6.20 | PS | PS | - | - | - | - |
| 15.50 | 0.275 | 6.98 | PSLB | PSLB | - | - | - | - | |||
| 17.00 | 0.304 | 7.72 | PSLB | PLB | PLB | PLB | PLB | PLB | |||
| 20.00 | 0.361 | 9.17 | - | PLB | PLB | PLB | PLB | PLB | |||
| 23.00 | 0.415 | 10.54 | - | PLB | PLB | PLB | PLB | PLB | |||
| 6 5/8 | 20.00 | 6.625 | 168.28 | 0.288 | 7.32 | PSLB | PSLB | - | - | - | - |
| 24.00 | 0.352 | 8.94 | PSLB | PLB | PLB | PLB | PLB | PLB | |||
| Size Desination | Weight Desination | Outside Diameter | Wall Thickness | Type of End Finish | |||||||
| Grade | |||||||||||
| in | mm | in | mm | J55 K55 | M65 | L80 C95 | N80-1 N80Q | C90T95 | P110 | ||
| 6 5/8 | 28.00 | 6.625 | 168.28 | 0.417 | 10.59 | - | PLB | PLB | PLB | PLB | PLB |
| 32.00 | 0.475 | 12.06 | - | - | PLB | PLB | PLB | PLB | |||
| 7 | 17.00 | 7.00 | 177.80 | 0.231 | 5.87 | - | - | - | - | - | - |
| 20.00 | 0.272 | 6.91 | PS | PS | - | - | - | - | |||
| 23.00 | 0.317 | 8.05 | PSLB | PLB | PLB | PLB | PLB | - | |||
| 26.00 | 0.362 | 9.19 | PSLB | PLB | PLB | PLB | PLB | PLB | |||
| 29.00 | 0.408 | 10.36 | - | PLB | PLB | PLB | PLB | PLB | |||
| 32.00 | 0.453 | 11.51 | - | PLB | PLB | PLB | PLB | PLB | |||
| 35.00 | 0.498 | 12.65 | - | - | PLB | PLB | PLB | PLB | |||
| 38.00 | 0.540 | 13.72 | - | - | PLB | PLB | PLB | PLB | |||
| 7 5/8 | 24.00 | 7.625 | 193.68 | 0.300 | 7.62 | - | - | - | - | - | - |
| 26.40 | 0.328 | 8.33 | PSLB | PSLB | PLB | PLB | PLB | PLB | |||
| 29.70 | 0.375 | 9.52 | - | PLB | PLB | PLB | PLB | PLB | |||
| 33.70 | 0.430 | 10.92 | - | PLB | PLB | PLB | PLB | PLB | |||
| 39.00 | 0.500 | 12.70 | - | - | PLB | PLB | PLB | PLB | |||
| 42.80 | 0.562 | 14.27 | - | - | PLB | PLB | PLB | PLB | |||
| 45.30 | 0.595 | 15.11 | - | - | PLB | PLB | PLB | PLB | |||
| 47.10 | 0.625 | 15.88 | - | - | PLB | PLB | PLB | PLB | |||
| 8 5/8 | 24.00 | 8.625 | 219.08 | 0.264 | 6.71 | PS | PS | - | - | - | - |
| 28.00 | 0.304 | 7.72 | - | PS | - | - | - | - | |||
| 32.00 | 0.352 | 8.94 | PSLB | PSLB | - | - | - | - | |||
| 36.00 | 0.400 | 10.16 | PSLB | PSLB | PLB | PLB | PLB | PLB | |||
| 40.00 | 0.450 | 11.43 | - | PLB | PLB | PLB | PLB | PLB | |||
| 44.00 | 0.500 | 12.70 | - | - | PLB | PLB | PLB | PLB | |||
| 49.00 | 0.557 | 14.15 | - | - | PLB | PLB | PLB | PLB | |||
| 9 5/8 | 32.30 | 9.625 | 244.48 | 0.312 | 7.92 | - | - | - | - | - | - |
| 36.00 | 0.352 | 8.94 | PSLB | PSLB | - | - | - | - | |||
| 40.00 | 0.395 | 10.03 | PSLB | PSLB | PLB | PLB | PLB | - | |||
| 43.50 | 0.435 | 11.05 | - | PLB | PLB | PLB | PLB | PLB | |||
| 47.00 | 0.472 | 11.99 | - | PLB | PLB | PLB | PLB | PLB | |||
| 53.50 | 0.545 | 13.84 | - | - | PLB | PLB | PLB | PLB | |||
| 58.40 | 0.595 | 15.11 | - | - | PLB | PLB | PLB | PLB | |||
| 10 3/4 | 32.75 | 10.75 | 273.05 | 0.279 | 7.09 | - | - | - | - | - | - |
| 40.50 | 0.350 | 8.89 | PSB | PSB | - | - | - | - | |||
| 15.50 | 0.400 | 10.16 | PSB | PSB | - | - | - | - | |||
| 51.00 | 0.450 | 11.43 | PSB | PSB | PSB | PSB | PSB | PSB | |||
| 55.50 | 0.495 | 12.57 | - | PSB | PSB | PSB | PSB | PSB | |||
| Size Desination | Weight Desination | Outside Diameter | Wall Thickness | Type of End Finish | |||||||
| Grade | |||||||||||
| in | mm | in | mm | J55 K55 | M65 | L80 C95 | N801 、Q | C90T95 | P110 | ||
| 10 3/4 | 60.70 | 10.75 | 273.05 | 0.545 | 13.84 | - | - | - | - | PSB | PSB |
| 65.70 | 0.595 | 15.11 | - | - | - | - | PSB | PSB | |||
| 11 3/4 | 42.00 | 11.75 | 298.45 | 0.333 | 8.46 | - | - | - | - | - | - |
| 47.00 | 0.375 | 9.53 | PSB | PSB | - | - | - | - | |||
| 54.00 | 0.435 | 11.05 | PSB | PSB | - | - | - | - | |||
| 60.00 | 0.489 | 12.42 | PSB | PSB | PSB | PSB | PSB | PSB | |||
| 13 3/8 | 48.00 | 13.375 | 339.73 | 0.330 | 8.38 | - | - | - | - | - | - |
| 54.50 | 0.380 | 9.65 | PSB | PSB | - | - | - | - | |||
| 61.00 | 0.430 | 10.92 | PSB | PSB | - | - | - | - | |||
| 68.00 | 0.480 | 12.19 | PSB | PSB | PSB | PSB | PSB | PSB | |||
| 72.00 | 0.514 | 13.06 | - | - | PSB | PSB | PSB | PSB | |||
Note: P-plain end S-short round thread L-Long round thread B-Buttress threa
