SHT3525-2004-石油化工低温钢焊接规程.pdf

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1、ICS25160P72备案号:J400一2004中华人民共和国石油化工行业标准SH/T3525-2004代替SH3525一1992石油化工低温钢焊接规程Weldingspecificationoflowtemperaturesteelforpetrochemicalengineering2004-10-20发布2005-04-01实施国家发展和改革委员会发布SH/T3525-2004目次前言........................................................................

2、...................................................TIT1范围·......................................................................................................................I2规范性引用文件·...................................................................................

3、....................I3术语和定义·.............................................................................................................24总则·......................................................................................................................24.1一般规定·

4、·································································。········································。一24.2材料············。····················································。·············································⋯⋯24.3低温冲击韧性试验··········。···················

5、。·································。·············。··⋯⋯‘·““‘·”’·54.4焊接工艺评定························································。·········································。⋯⋯64.5焊五考试········································。················。················。···········。·

6、·。···············⋯⋯75焊前准备·................................................................................................................75.1焊接坡口·.............................................................................................................75.2坡口制备·....

7、..........................................................................................................95.3组对定位·.............................................................................................................106焊接T艺·.....................................

8、...........................................................................116.1一般规定·................................