工程力学实验低碳钢和铸铁的拉压实验.ppt

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1、2013工程力学实验安排：对应书上的目录实验地点实验一理论力学实验4－14－3南一楼E221实验二材料的拉压实验1－1－11－1－2南一楼E119实验三扭转实验1－2南一楼E122实验四电测基础实验3－1南一楼E323实验五梁的弯曲实验3－2南一楼E324A实验六组合变形实验3－3南一楼E324BEvaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slide

2、sfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.1低碳钢（Q235钢）和铸铁的拉伸实验一、实验目的：1．测定低碳钢（Q235钢）的强度性能指标：上屈服强度，下屈服强度和抗拉强度。2．测定低碳钢（Q235钢）的塑性性能指标：断后伸长率和断面收缩率。3．测定铸铁的强度性能指标：抗拉强度。4．观察、比

3、较低碳钢（Q235钢）和铸铁两种材料的力学性能、拉伸过程及破坏现象。5.学习试验机的使用方法。实验二、低碳钢和铸铁的拉伸和压缩实验Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.Create

4、dwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.2二、设备和仪器1．材料试验机（见下图）。2．电子引伸计（见下图）。3．游标卡尺。Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.

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