Changzhou Oilfield Petroleum Equipment Co., Ltd.
Changzhou Oilfield Petroleum Equipment Co., Ltd.
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Production Description
1) OCTG Images, Usage and Standard
Usage: Petroleum Casting Tube, Oil Pipe, Steel tubing, Casing, Drill pipe
Standard: ISO, API 5CT, API 5D, API 5L
2) Product Size Specification Table (mm)
Remark: Customized sizes acceptable
3) Chemical composition (%)
Take API 5CT Steel Tubing for Example
| GRADE | TYPE | C | Mn | Mo | Cr | Ni | Cu | P | S | Si | ||||
| Min | Max | Min | Max | Min | Max | Min | Max | Max | Max | Max | Max | Max | ||
| J55 | — | — | — | — | — | — | — | — | — | — | 0.030 | 0.030 | — | |
| N80 | 1 | — | — | — | — | — | — | — | — | — | — | 0.030 | 0.030 | — |
| N80 | Q | — | — | — | — | — | — | — | — | — | — | 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 | 8.00 | 10.0 | 0.50 | 0.25 | 0.020 | 0.010 | 1.00 |
| L80 | 13Cr | 0.15 | 0.22 | 0.25 | 1.00 | — | — | 12.0 | 14.0 | 0.50 | 0.25 | 0.020 | 0.010 | 1.00 |
| C90 | 1 | — | 0.35 | — | 1.00 | 0.25 | 0.75 | — | 1.20 | 0.99 | — | 0.020 | 0.010 | — |
| C90 | 2 | — | 0.50 | — | 1.90 | — | NL | — | NL | 0.99 | — | 0.030 | 0.010 | — |
| 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 | — |
| P110 | — | — | — | — | — | — | — | — | — | — | 0.030 | 0.030 | — | |
Note: Grades other than the a.m. chart can be made available through consultations.
4) Mechanical properties
Take API 5CT Steel Tubing for Example