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紅河合金鑄鐵件共晶碳化物不均勻度測試

信息編號:63934539 發布時間:2025/8/14 10:37:11
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用鐵水鑄造而成的物品統稱為鑄鐵件,由于多種因素影響,常常會出現氣孔、、夾渣、裂紋、凹坑等缺陷。用鐵水鑄造的物什,主要是一些飾件。比如說,飾品寶劍,鐘鼎,兵馬俑
包括外觀質量、內在質量和使用質量。外觀質量指鑄件表面粗糙度、表面缺陷、尺寸偏差、形狀偏差、重量偏差;主要指鑄件的、金相組織以及存在于鑄件內部的孔洞、裂紋、夾雜、偏析等情況;使用質量指鑄鐵件在不同條件下的工作耐久能力,包括耐磨、耐腐蝕、耐激冷激熱、疲勞、吸震等性能以及被切削性、可焊性等工藝性能。
以下是“紅河合金鑄鐵件共晶碳化物不均勻度測試”信息發布人聯系方式:

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