Alloy MA17
Alloy MA17
Alloy MA2-2
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | МА17 |
| Designation GOST Latin | MA17 |
| Transliteration | MA17 |
| The chemical elements | CuAl17 |
Description
Alloy MA17 is used: for the manufacture of wires ultrasonic delay lines.
Note
Alloy with high sound conductivity.
Standards
| Name | Code | Standards |
|---|---|---|
| Non-ferrous metals, including rare metals, and their alloys | В51 | GOST 14957-76 |
| Sheets and stripes | В53 | OST 4-021.063-78, TU 1-9-185-85 |
Chemical composition
| Standard | Mn | Si | Ni | Fe | Cu | Al | Zn | Ce | Mg | Be |
|---|---|---|---|---|---|---|---|---|---|---|
| GOST 14957-76 | 0.2-0.7 | ≤0.05 | ≤0.005 | ≤0.05 | ≤0.05 | ≤0.1 | ≤0.1 | 0.7-1.5 | The rest | ≤0.002 |
Mg is the basis.
According to GOST 14957-76 the mass fraction of other impurities is ≤ 0.30%. "Other impurities" include impurities whose permissible content limits are not indicated (≤), as well as impurities not included in the table, the content of which is not determined. Beryllium is not determined, but is introduced by calculation.
According to GOST 14957-76 the mass fraction of other impurities is ≤ 0.30%. "Other impurities" include impurities whose permissible content limits are not indicated (≤), as well as impurities not included in the table, the content of which is not determined. Beryllium is not determined, but is introduced by calculation.
Mechanical characteristics
| Section, mm | sT|s0,2, MPa | σB, MPa | d5, % | Brinell hardness number, MPa |
|---|---|---|---|---|
| Rolled steel in the delivery state | ||||
| 110-140 | 190-210 | 12-14 | 40-52 | |
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 |
