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保山可鍛鑄鐵件鋼的顯微組織評定

信息編號:63931409 發布時間:2025/8/13 11:03:50
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黑心可鍛鑄鐵用于沖擊或震動和扭轉載荷的零件,常用于制造汽車后橋、彈簧支架、低壓閥門、管接頭、工具扳手等。珠光體可鍛鑄鐵常用來制造動力機械和農業機械的耐磨零件,國際上有用于制造汽車凸輪軸的例子。白心可鍛鑄鐵由于可鍛化退火時間長而較少應用(見鐵素體可鍛鑄鐵、珠光體可鍛鑄鐵和白心可鍛鑄鐵)。
生產過程
首先澆注成白口鑄鐵件,然后經可鍛化退火(可鍛化退火使滲碳體分解為團絮狀石墨)而獲得可鍛鑄鐵件.
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