DS DS/EN ISO 6871-1
DS DSEN SO 6871-1 1997-JAN-15 Dental base metal castng alloys - Part 1 Cobalt-based alloys
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This part of the standard specifies requirements and test methods for cobalt-based dental casting alloys suitable for use in fabrication of removable dental appliances. It does not apply to alloys intended for use in fabrication of metal-ceramic dental restorations.