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  [Data] [JIS] Quality designation symbols for copper and copper alloys

  Technical data・examples

  Feb 18, 2026

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  Efforts for the Environment: 'SBT Certified Company'

  General catalog

  Feb 18, 2026

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  Four secrets to being chosen as a specialist in copper processing!

  Technical data・examples

  Feb 18, 2026

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  70 years of trust and achievements as a specialized copper processing company!

  Company documents

  Feb 18, 2026

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