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metal heavy metal

metal heavy metal, Total:2 items.

In the international standard classification, metal heavy metal involves: Jewellery.


British Standards Institution (BSI), metal heavy metal

  • BS EN 1904:2000 Precious metals - The finenesses of solders used with precious metal jewellery alloys

European Committee for Standardization (CEN), metal heavy metal

  • EN 1904:2000 Precious metals - The finenesses of solders used with precious metal jewellery alloys




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