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本文综合分析了球墨铸铁常见缺陷:石墨漂浮、缩孔缩松、皮下气孔等的形成原因及防止措施。
This article analyzes the common defects of ductile iron: graphite floating, shrinkage shrinkage, the formation of hypodermic pores and other reasons and preventive measures.