jis z 22412011金屬材料拉伸試驗方法

1、目次1適用范圍............................................................................................................................１2規(guī)范性引用文件................................................................................

2、....................................１3術(shù)語和定義...............................................................................................................................１4符號和說明...........................................

3、...................................................................................25原理.....................................................................................................................................

4、....86試樣.........................................................................................................................................186.1形狀及尺寸.................................................................

5、........................................................186.2試樣種類..............................................................................................................................186.3試樣加工....................

6、...........................................................................................................197原始橫截面積的測定.....................................................................................................

7、.........218原始標距的標記......................................................................................................................219試驗設(shè)備的準確度........................................................................

8、..........................................229.1試驗機...................................................................................................................................229.2延伸計...............................

9、.....................................................................................................2210試驗條件...............................................................................................................

10、..................2210.1試驗零點的設(shè)定...................................................................................................................2210.2試樣夾持方法..............................................................

11、.........................................................2210.3試驗速度..............................................................................................................................2311上屈服強度的測定...............

12、..................................................................................................2412下屈服強度的測定..............................................................................................................

13、...2513規(guī)定塑性延伸強度的測定......................................................................................................2514規(guī)定總延伸強度的測定......................................................................................

14、.....................2515規(guī)定殘余延伸強度的驗證和測定..........................................................................................2516屈服點延伸率的測定..............................................................................

15、..............................2617最大力塑性延伸率的測定....................................................................................................2618最大力總延伸率的測定.............................................................

16、.............................................2619斷裂總延伸率的測定..............................................................................................................2620斷后伸長率的測定........................................

17、.........................................................................2721斷面收縮率的測定..................................................................................................................2822試驗報告.............

18、.......................................................................................................................2823測量不確定度...........................................................................................

19、..................................2923.1一般..........................................................................................................................................29232試驗條件...............................

20、................................................................................................2923.3試驗結(jié)果..................................................................................................................

21、..............29附錄A(參考附錄)計算機控制拉伸試驗機使用的建議...............................................................30附錄B（規(guī)范性附錄）厚度0.1mm～3mm薄板和薄帶使用的試樣類型...............................31附錄C(規(guī)范性附錄)直徑或厚度小于4mm線材、棒材和型材使用的試樣類型..............

22、.......34附錄D(規(guī)范性附錄)厚度等于或大于3mm板材和扁材以及直徑或厚度等于或大于4mm線材、棒材和型材使用的試樣類型........................................................................................................35附錄E(規(guī)范性附錄)管材使用的試樣類型...............................

23、...................................................43附錄F(參考附錄)考慮試驗機柔度估計的橫梁分離速率............................................................46附錄G（參考附錄）斷后伸長率低于5%的測定方法.........................................................

24、.......47日本工業(yè)規(guī)格Z2241：2011金屬材料拉伸試驗方法MetallicmaterialsTensiletestingMethodoftestatroomtemperature序文本標準修改采用國際標準ISO68921：2009《金屬材料室溫拉伸試驗方法》。本標準的整體結(jié)構(gòu)、層次劃分、編寫方法和技術(shù)內(nèi)容與ISODIS6892：2007基本一致，與國際標準差異之處見附件JC。1適用范圍本標準規(guī)定了金屬材料拉伸試驗方法（在室溫

25、1035℃）注：本規(guī)格的定義、符號和說明與國際標準相同ISO68921：2009MetallicmaterialsTensiletestingMethodoftestatroomtemperature（MOD）對應程度為MOD，依照ISOIECGuide211，MOD為修訂之意。試驗要求、性能測定、測定結(jié)果數(shù)值修約和試驗報告。本標準適用于金屬材料室溫拉伸性能的測定。2規(guī)范性引用文件下列文件中的條款通過本標準的引用而成為本標準的條款。對于

26、引用文件，其最新版本適用于本標準。JISB7721拉力試驗機拉力或壓力機測力系統(tǒng)的檢驗與校準注：對應國際標準ISO75001:2004MetallicmaterialsVerificationofstaticuniaxialtestingmachines－Part1:Tensioncompressiontestingmachines－Verificationcalibrationofthefcemeasuringsystem（MOD）J

27、ISB7741試驗用引伸計的檢定方法注：對應國際標準ISODIS9513:1996MetallicmaterialsVerificationofextensometersusedinuniaxialtesting（MOD）JISG0202鋼鐵術(shù)語JISZ8401數(shù)值修約規(guī)則3術(shù)語和定義JISG0202相關(guān)術(shù)語和定義與下列術(shù)語和定義適用于本標準。3.1標距Gaugelength，L測量伸長用的試樣圓柱或棱柱部分的長度。3.1.1原始標距i