Platinum PL Of 99.93

Designation

Name The value
Designation GOST Cyrillic Пл 99,93
Designation GOST Latin Pl 99,93
Transliteration Pl 9993
By chemical elements Pt 99,93

Description

Platinum PL 99, and 93 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; and discontinuous sliding contacts; medical accessories; parts of a glass melting apparatus.

Standards

Name Code Standards
Non-ferrous metals, including rare, and their alloys В51 GOST 13498-79, GOST 13498-2010
Wire from nonferrous metals and their alloys В74 GOST 18389-2014, GOST 24353-2014
Sheets and strips В53 GOST 24353-80
Classification, nomenclature and General rules В50 GOST 6563-75

Chemical composition

Standard Si Fe Al Sn Sb Pb Au Pt
GOST 13498-2010 ≤0.005 ≤0.01 ≤0.005 ≤0.005 ≤0.005 ≤0.005 ≤0.006 ≥99.93
GOST 13498-79 ≤0.005 ≤0.01 - - - ≤0.006 ≤0.008 ≥99.93
Pt is the basis.
According to GOST 13498-79 the total content of impurities of palladium, iridium and rhodium should be ≤ 0.040%. Total admixtures (the sum of all impurities indicated in the table, as well as impurities of palladium, iridium, rhodium, nickel, aluminum, antimony, zinc, tin and silver) should be ≤ 0.070%.
According to GOST 13498-2010, the total content of impurities of iridium, rhodium and ruthenium should be ≤ 0.050%. Total impurities (the sum of all the impurities indicated in the table, as well as the impurities of iridium, rhodium and ruthenium) should be ≤ 0.070%.

Mechanical properties

σU, MPa
GOST 13498-2010
120-200

Description mechanical marks

Name Description
σU Limit short-term strength

Physical characteristics

Temperature r, kg/m3
20 21450

A description of the physical symbols

Name Description
l Coefficient of thermal conductivity