Changzhou Oilfield Petroleum Equipment Co., Ltd.
Changzhou Oilfield Petroleum Equipment Co., Ltd.
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Detailed information
oil casing pipe
| Product | Materials | Standards | Spec (mm) | application of oil casing pipes |
| Oil casing pipe | J55,K55,N80,L80 | API SPEC 5CT | 60.23-508.00*4.24-16.13 | Tube for conveying gas, water, and oil and natural gas industries etc. |
| C90,C95,P110 | ISO11960 |
| Grade | Yield Strength of oil casing pipe | Tensile Strength | Hardness | Allowable | |||||
| Hardness | |||||||||
| Min | Max | Min | Max | Variation | |||||
| Psi | Mpa | Psi | Mpa | Psi | Mpa | HRC | BHN | HRC | |
| J55 | 55,000 | 379 | 80,000 | 552 | 75,000 | 517 | - | - | - |
| K55 | 55,000 | 379 | 80,000 | 552 | 95,000 | 655 | - | - | - |
| N80 | 80,000 | 552 | 110,000 | 758 | 100,000 | 689 | - | - | - |
| L80-1 | 80,000 | 552 | 95,000 | 655 | 95,000 | 655 | 23 | 241 | - |
| C90 | 90,000 | 621 | 105,000 | 724 | 100,000 | 689 | 25.4 | 255 | 3 |
| C95 | 95,000 | 655 | 110,000 | 758 | 105,000 | 724 | - | - | - |
| T95 | 95,000 | 655 | 110,000 | 758 | 105,000 | 724 | 25.4 | 255 | 3 |
| P110 | 110,000 | 758 | 140,000 | 965 | 125,000 | 862 | - | - | - |
Other Test about oil casing pipe
1.Hydrostatic or Nondestructive Electric Test
2.Heat Treatment: according to Standard
3.Surface Condition:According to Standard.
4.Grain Size:According to standard
5.Sampling:flattening,flaring,grain size,Marking
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Sally Zhang