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Tianjin Dalipu OCTG Co.,Ltd
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News
commodity name | octg tubing and casing pipe manufacturers |
standard | API Spec 5CT, API Spec 5B |
grade/material | J55, K55, N80, L80, C90,T95, P110 and Q125 |
technology | Plain pipe-end upsetting- Austenite treatment-Quenching-Tempering-straightening-(Non-Destructive Testing)- Threading-Thread inspection-coupling MPI-phosphating-Coupling make up-Drifting-Hydrostatic testing-Measuring&Weight-Marking&Stenciling-Coating-Packing Casing and tubing-Transportation |
| T&C | STC, LTC, BTC, XC and Premium connection |
size range | tubing OD: February 3 / 8'-4 1/2 '(60.3mm - 114.3mm) WT: 4.24mm- 16mm casing OD: 4 1/2 "-20" (114.3mm-508mm) WT:0.205"-0.635" (5.12mm-16.13mm) |
length | tubing R1 (6.10m-7.32m), R2 (8.53m-9.75m), R3 (11.58m-12.80m) casing R1 (4.88m-7.62m), R2 (7.62m-10.36m), R3 (10.36m-14.63m) |
Testing | NDT etc related rules of API 5CT and 5B |
Packing | By bundles, seaworthy packing |
Application | Casing Pipe is widely used for fastening oil and gas well wall or borehold, with bigger diameter than tubing, including surface casings, technical casings and oil layer casings. |
