24.41  Precious metals production

active

Includes

• production of basic precious metals:
  • production and refining of unwrought or wrought precious metals: gold, silver, platinum, etc., from ore and scrap
• production of precious metal alloys
• production of precious metal in semi-manufactured or in powder forms
• cladding of base metals with a covering of silver, gold or platinum, affixed by soldering, brazing, welding, hot-rolling or similar mechanical means

Also includes

• manufacture of wire of precious metals by drawing
• manufacture of precious metal plates, sheets, strips and foil laminates
• silver recovery from waste and scrap by electrolytic refining
• melting and casting of precious metal into ingots, blocks or similar forms

Excludes

• casting of copper, zinc and other non-ferrous metals, see 24.54
• manufacture of precious metal jewellery, see 32.12

What changed from NACE Rev. 2

Unchanged: NACE Rev. 2 class 24.41 maps 1:1 to NACE Rev. 2.1 24.41 with the same heading.

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Reference data