研究了不同冷却速率和冷却温度对热轧态SA-210Gr.C钢中铁素体、珠光体带状组织的形成规律.为了保证奥氏体向铁素体、珠光体组织转变,试样经快速冷却至一定温度,然后采取空冷的处理工艺.试验结果表明,快速冷却处理可以有效地抑制带状组织的形成,但是需要控制冷却速率以及冷却温度.虽然试样经过快速冷却处理后会形成一定量的魏氏组织,但是其冲击性能并没有显著降低.
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