Defect Analisis for the Aluminium Alloy Crankshaft Box
1988年第3期 页码：6-8
纸质出版日期：1988，
DOI：
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[1]周善民.铝合金铸件曲轴箱体缺陷分析[J].特种铸造及有色合金,1988(03):6-8.
The Nanchang Aeronautical Polytechnic InstituteZhou Shanmin. Defect Analisis for the Aluminium Alloy Crankshaft Box[J]. Special Casting & Nonferrous Alloys, 1988,(3):6-8.
The Nanchang Aeronautical Polytechnic InstituteZhou Shanmin. Defect Analisis for the Aluminium Alloy Crankshaft Box[J]. Special Casting & Nonferrous Alloys, 1988,(3):6-8.DOI：
铝合金铸件曲轴箱体缺陷分析
摘要
<正> 长江—750系列摩托车是航空部定点生产的产品
其发动机的曲轴箱体是采用ZL105合金用金属型带砂芯的铸造方法成型的
其工艺规范是:电阻坩埚炉熔炼温度730～740℃
浇注温度710～720℃
浇铸时间（τ浇）10～20s
金属型硬模倾斜3°并用氧化锌水
Abstract
In this paper
the pinhole
shrinkage cavity
porosity and oxide inclusions of Al-alloy crankshaft-box are observed with scanning electron mic-roscory. The composition of inclusions from its microstructure is determined with the energy spectrometer) and analysed for the forming cause of the defect
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