Alloy МД40
Designation
| Name |
The value |
| Designation GOST Cyrillic |
МД40 |
| Designation GOST Latin |
MD40 |
| Transliteration |
MD40 |
| The chemical elements |
CuД40 |
Description
Alloy МД40 used: for the manufacture of parts with high thermal conductivity.
Note
Molybdenum-copper pseudoself.
Standards
| Name |
Code |
Standards |
| Tapes |
В54 |
TU 11-89 |
Chemical composition
| Standard |
Cu |
Mo |
| TU 11-89 |
35.9-37.9 |
62.1-64.1 |
Mo is the basis.
According to TU 11-89 Ho0.021.105 TU sum of impurities in the alloy should not exceed 0.50%.
Mechanical characteristics
| Section, mm |
σB, MPa |
d |
| Strip as supplied on the other 11-89 Яе0.021.105 TU. In the graph the properties of the delivery indicates the cutting direction of the sample |
| 0.8-2 |
≥382 |
≥1 |
| 2.5 |
≥382 |
≥1 |
| 2.5 |
≥431 |
≥2 |
| 0.8-2 |
≥431 |
≥2 |
Description mechanical marks
| Name |
Description |
| Section |
Section |
| σB |
Limit short-term strength |
| d |
Elongation after rupture |
Physical characteristics
| Temperature |
R, НОм · м |
| 20 |
40 |
A description of the physical symbols
| Name |
Description |
| Е |
The normal elasticity modulus |
| l |
Coefficient of thermal conductivity |
| С |
Specific heat |
