jbt 1265-2014 25mw-200mw汽輪機(jī)轉(zhuǎn)子體和主軸鍛件技術(shù)條件

1、0ICS77.140.85J32備案號(hào)：45536—2014中華人民共和國(guó)機(jī)械行業(yè)標(biāo)準(zhǔn)JBT1265—2014代替JBT1265—200225MW～200MW汽輪機(jī)轉(zhuǎn)子體和主軸鍛件技術(shù)條件Rotshaftfgingsf25MWto200MWsteamturbines—Technicalspecification20140506發(fā)布20141001實(shí)施中華人民共和國(guó)工業(yè)和信息化部發(fā)布JBT1265—2014I目次前言...........

2、...........................................................................................................................................................II1范圍............................................................

3、....................................................................................................12規(guī)范性引用文件...............................................................................................................

4、.............................13訂貨要求........................................................................................................................................................14制造工藝...........................

5、.............................................................................................................................14.1冶煉和澆注......................................................................................

6、.......................................................14.2鍛造.........................................................................................................................................................24.3熱處

7、理.....................................................................................................................................................24.4機(jī)械加工..............................................................

8、...................................................................................24.5焊接...................................................................................................................................

9、......................25技術(shù)要求........................................................................................................................................................35.1化學(xué)成分................................

10、.................................................................................................................35.2力學(xué)性能...................................................................................................

11、..............................................35.3硬度均勻性.............................................................................................................................................45.4無(wú)損檢測(cè)................

12、.................................................................................................................................45.5熱穩(wěn)定性...................................................................................

13、..............................................................55.6金相組織.................................................................................................................................................65.7殘

14、余應(yīng)力.................................................................................................................................................65.8尺寸和表面粗糙度............................................................

15、.....................................................................66檢驗(yàn)規(guī)則和試驗(yàn)方法....................................................................................................................................66.1化學(xué)成分

16、分析.........................................................................................................................................66.2力學(xué)性能試驗(yàn).......................................................................

17、..................................................................66.3硬度檢驗(yàn).................................................................................................................................................7

18、6.4無(wú)損檢測(cè).................................................................................................................................................76.5金相檢驗(yàn)............................................................

19、.....................................................................................76.6殘余應(yīng)力測(cè)定.............................................................................................................................

20、............76.7熱穩(wěn)定性試驗(yàn).........................................................................................................................................76.8復(fù)試.......................................................

21、..................................................................................................76.9重新熱處理.................................................................................................................

22、............................87驗(yàn)收和質(zhì)量證明書........................................................................................................................................88標(biāo)志和包裝.......................................

23、.............................................................................................................8表1化學(xué)成分........................................................................................................

24、...........................................3表2成品化學(xué)成分允許偏差...........................................................................................................................3表3力學(xué)性能..................................

25、.................................................................................................................3表4高溫持久強(qiáng)度..................................................................................................