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NODULAR GRAPHITE CAST IRON WITH HIGH STRENGTH AND HIGH TOUGHNESS AND PARTS OF AN AUTOMOBILE MANUFACTURED FROM THE SAME
NODULAR GRAPHITE CAST IRON WITH HIGH STRENGTH AND HIGH TOUGHNESS AND PARTS OF AN AUTOMOBILE MANUFACTURED FROM THE SAME
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机译:球墨铸铁高强度高韧性球墨铸铁及其零件
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摘要
The present invention provides a spheroidal graphite cast iron which comprises 3.2-3.8 wt% of carbon (C), 2.6-3.3 wt% of silicon (Si), 0.1-0.5 wt% of manganese (Mn), 0.4-0.8 wt% of copper 0.001-0.03 wt.% Of Sn, 0.001-0.03 wt.% Of bismuth, and iron (Fe) of unavoidable impurities and residual amount, and an automobile part made of the same.
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