GB/T3499-2003 Mg ingot Standard and Chemical composition |
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Type Standard |
Chemical composition % |
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Mg ≥ |
Impurities ≤ |
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Fe |
Si |
Ni |
Cu |
Al |
Mn |
Cr |
Ti |
Pb |
Zn |
Other inpurities |
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Mg99.98 |
99.98 |
0.002 |
0.003 |
0.0005 |
0.0005 |
0.004 |
0.002 |
0.002 |
0.001 |
0.001 |
- |
0.005 |
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Mg99.95 |
99.95 |
0.003 |
0.01 |
0.001 |
0.002 |
0.01 |
0.01 |
0.003 |
- |
- |
0.01 |
0.005 |
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Mg99.90 |
99.9 |
0.04 |
0.02 |
0.001 |
0.002 |
0.02 |
0.03 |
0.005 |
- |
- |
- |
0.01 |
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Mg99.80 |
99.8 |
0.05 |
0.03 |
0.002 |
0.02 |
0.06 |
0.05 |
0.005 |
- |
- |
- |
0.05 |
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