jis z 2241：2011金属材料拉伸试验方法

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1、目次1适用范围............................................................................................................................１2规范性引用文件....................................................................................................................１3术语和定义.....

2、..........................................................................................................................１4符号和说明..............................................................................................................................25原理.........

3、................................................................................................................................86试样........................................................................................................................................

4、.186.1形状及尺寸.........................................................................................................................186.2试样种类..............................................................................................................................1

5、86.3试样加工...............................................................................................................................197原始横截面积的测定..............................................................................................................218原始标距的标记.

6、.....................................................................................................................219试验设备的准确度..................................................................................................................229.1试验机..................

7、.................................................................................................................229.2延伸计....................................................................................................................................2210试验条件.......

8、..........................................................................................................................22