Alloy 45Х26Н23С2Б2
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Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | 45Х26Н23С2Б2 |
| Designation GOST Latin | 45X26H23C2B2 |
| Transliteration | 45H26N23S2B2 |
| The chemical elements | 45Cr26Ni23Pb2Be2 |
Description
Alloy 45Х26Н23С2Б2 used: for the production tsentrobezhnolityh tubes (casting) used in high temperature installations, plant engineering and shipbuilding and prednaznachen for further machining.
Note
High-temperature alloy.
Standards
| Name | Code | Standards |
|---|---|---|
| Pipes steel and connecting parts to them | В62 | TU 5.961-11512-93 |
Chemical composition
| Standard | C | S | P | Mn | Cr | Si | Ni | Fe | Cu | Al | B | Ti | Nb | W | Zr | Mg | Y |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TU 5.961-11512-93 | 0.35-0.4 | ≤0.015 | ≤0.015 | 0.8-1.1 | 25-27 | 1.4-1.6 | 22-24 | The rest | ≤0.2 | ≤0.2 | ≤0.005 | 0.1-0.3 | 1.4-1.6 | 0.1-0.3 | ≤0.1 | ≤0.1 | ≤0.1 |
Fe is the basis.
According to TU 5.961-11512-93, the residual content of elements and the maximum deviations in chemical composition must comply with GOST 5632. Zirconium, yttrium, magnesium and boron are introduced by calculation and chemical analysis is not determined.
According to TU 5.961-11512-93, the residual content of elements and the maximum deviations in chemical composition must comply with GOST 5632. Zirconium, yttrium, magnesium and boron are introduced by calculation and chemical analysis is not determined.
Mechanical characteristics
| Section, mm | sT|s0,2, MPa | σB, MPa | d5, % | y, % |
|---|---|---|---|---|
| Pipe tsentrobezhnolityh in the delivery condition on the other 5.961-11512-93 (without thermal and mechanical treatment, longitudinal samples) | ||||
| ≥245 | ≥441 | ≥10 | ≥10 | |
Description mechanical marks
| Name | Description |
|---|---|
| Section | Section |
| sT|s0,2 | Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σB | Limit short-term strength |
| d5 | Elongation after rupture |
| y | The relative narrowing |
