Mechanical Pipe/Engineering Pipe
Pipes used for petroleum mechanical processing are the necessary materials for oil exploration equipment, well-drilling equipment, machinery oil recovery equipment, facilities and accessories for oil drilling & recovery as well as integrated equipment of petroleum & natural gas collection and transmission.
Size Range
OD: 42mm～760mm
WT: 4mm～120mm
Steel Grade and Properties
Applicable specification: API 5CT, ASTM A519, NACE MR0175, GB/T 8162 or user’s agreement.
OD: 42mm～760mm
WT: 4mm～120mm
Steel Grade and Properties
Applicable specification: API 5CT, ASTM A519, NACE MR0175, GB/T 8162 or user’s agreement.
| Steel Grade | Properties of Steel Pipe | ||||
| Yield （MPa） |
Tensile （Mpa） |
Elongation （%） |
Hardness (HRC) |
Absorbed-energy (AKV2/J) |
|
| 55ksi | 379～552 | ≥ 655 | ≥16 | — | Implement in accordance with API 5CT Specification |
| 80ksi | 552～655 | ≥ 655 | ≥ 16 | ≤ 23.0HRC | |
| 95ksi | 655～758 | ≥ 724 | ≥ 15 | ≤ 25.4HRC | |
| 110ksi | 758～965 | ≥ 862 | ≥ 13 | 28～34 HRC | |
| 125ksi | 862～1034 | ≥ 931 | ≥ 12 | 28～36 HRC | |
| 135ksi | 931～1068 | ≥ 931 | ≥ 12 | 28～38 HRC | |
| Remarks: 1. Property requirements for steel grade of 4130, 4140, 42CrMo shall be negotiated by both parties. 2. Supply mechanical pipe with the relevant properties required by the clients. |
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