对合金球墨铸铁初轧辊的化学成分和热处理工艺进行了试验研究，提出了最佳热处理工艺。
The chemical composition and heat treatment process of alloy nodular cast iron bloom rollers were experimentally studied.
对合金球墨铸铁初轧辊的化学成分和热处理工艺进行了试验研究，提出了最佳热处理工艺。
The chemical composition and heat treatment process of alloy nodular cast iron bloom rollers were experimentally studied.
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