Alloy Plrd 92,5-7,5 (Plrd-7,5)
Designation
| Name |
The value |
| Designation GOST Cyrillic |
ПлРд 92,5-7,5 |
| Designation GOST Latin |
PlPd 92,5-7,5 |
| Transliteration |
PlRd 925-75 |
| The chemical elements |
PtHgд 92,5-7,5 |
| Name |
The value |
| Designation GOST Cyrillic |
ПлРд-7,5 |
| Designation GOST Latin |
PlPd-7,5 |
| Transliteration |
PlRd-75 |
| The chemical elements |
PtHgд-7,5 |
Description
Alloy Plrd 92,5−7,5 is used: for the manufacture of semi-finished products (sheets, tapes, strips, foils, wire, pipes, profiles, forgings) by hot or cold deformation used in instrument and apparatus building; catalyst gauzes.
Note
Platinum-rhodium alloy for catalytic systems.
Standards
| Name |
Code |
Standards |
| Non-ferrous metals, including rare metals, and their alloys |
В51 |
GOST 13498-79, GOST 13498-2010 |
| Wire of non-ferrous metals and their alloys |
В74 |
GOST 18389-2014 |
| Sheets and stripes |
В53 |
GOST 24353-80 |
| Classification, nomenclature and general norms |
В50 |
GOST 6563-75 |
Chemical composition
| Standard |
Si |
Fe |
Zn |
Sn |
Pb |
Rh |
Pt |
| GOST 13498-2010 |
≤0.007 |
≤0.03 |
≤0.01 |
≤0.005 |
≤0.013 |
7.3-7.7 |
92.2-92.8 |
Pt is the basis.
According to GOST 13498-79, GOST 13498-2010, the total content of palladium, iridium, and gold in the alloy should be ≤ 0.12%. The sum of all normalized impurities should be ≤ 0.18%.
Mechanical characteristics
| σB, MPa |
| GOST 13498-2010 |
| 290-390 |
Description mechanical marks
| Name |
Description |
| σB |
Limit short-term strength |
Physical characteristics
| Temperature |
r, кг/м3 |
| 20 |
20350 |
A description of the physical symbols
| Name |
Description |
| l |
Coefficient of thermal conductivity |
