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|Electroplating, vapor deposition,<br />sputtering, cold working
|Sheet, strip, tubing,<br />wire, rivets, and coatings
|-
|Os<br />Osmium
|Bluish white, hardest platinum metal,<br />very brittle, resistant against non-oxidizing acids,<br />oxidizes easily on air
|Powder metallurgy
|Powder, alloying component
|-
|Ir<br />Iridium
|Almost silvery white, very hard and brittle,<br />acid resistant, oxidizes at red anneal
|Vapor deposition, sputtering, powder metallurgy,<br />warm-forming possible at 1200 – 1500°C
|Powder, alloying component,<br />in limited amounts as sheet
|}
</figtable>
