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Alloy Of 97.5 PLM (PLM-2,5)

Designation

Name The value
Designation GOST Cyrillic ПлМ 97,5
Designation GOST Latin PlM 97,5
Transliteration PlM 975
The chemical elements PtCu 97,5
Name The value
Designation GOST Cyrillic ПлМ-2,5
Designation GOST Latin PlM-2,5
Transliteration PlM-25
The chemical elements PtCu-2,5

Description

Alloy PLM 97,5 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; a potentiometer.

Note

Platinum-copper alloy.

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 Fe Cu Pt
GOST 13498-2010 ≤0.035 2.2-2.8 97.2-97.8
Pt is the basis.
According to GOST 13498-79, GOST 13498-2010, the total content of palladium, iridium, rhodium and gold in the alloy should be ≤ 0.20%. The sum of all normalized impurities should be ≤ 0.23%.

Mechanical characteristics

σB, MPa
GOST 13498-2010
390-540

Description mechanical marks

Name Description
σB Limit short-term strength

Physical characteristics

Temperature r, кг/м3
20 20730

A description of the physical symbols

Name Description
l Coefficient of thermal conductivity

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