Product description:
Perforation gun carrier pipe is used for producing perforation gun which is used in oil and gas well. It can be produced various type of perforation gun, including conventional gun, horizontal well gun and so on.
Steel grade and parameters
| Proof strength, non-proportional extension |
| Elongation% | Impact toughness a, b |
Hardness. | |
Transverse | Longitudinal | |||||
CB-Q110 | 758-965 | ≥862 | ≥17 | 42 | 84 | 26-33 |
CB-Q130 | 896-1103 | ≥930 | ≥14 | 42 | 84 | ＞30 |
CB-Q140 | 965-1172 | ≥1000 | ≥11 | 42 | 84 | ＞33 |
CB-Q145 | 1000-1207 | ≥1069 | ≥10 | 42 | 84 | ＞33 |
CB-Q155 | 1068-1275 | ≥1137 | ≥10 | 42 | 84 | ＞33 |
Standard
Company Standard: QCBQB 232-2013
Feature
Good dimensional precision: OD tolerance≤±0.5%, WT tolerance≤±0.8%, tortuosity≤1mm/m
Rational strength and toughness matching: swelling ratio≤5mm, burr height≤5mm.
Physical dimension and performance will keep stable in the long term.
Service environment
Applied for the well condition of 220°C, 220MPa at maximum.
