This European Standard specifies the compositions of copper-based master alloys intended forThe manufacture, deoxidation, or desulfurization of cast or wrought alloys, especially those based on copper, supplied inThe form of ingots, notched bar, notched slab (waffle plate), granules or broken pieces.A procedure is included for samplingThe master alloys for analysis for verification of conformity toThe composition requirements.A method forThe determination of chromium(Ⅲ)-oxide in chromium-copper master alloy is given in annex A.
EN 1981:2003 history
2003EN 1981:2003 Copper and copper alloys - Master alloys
1998EN 1981:1998 Copper and Copper Alloys - Master Alloys