手工电弧焊培训教材

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1、手工电弧焊培训教材尚舜化工安装工段手工电弧焊培训基础资料目录1焊接的基本原理....................................................................................................41.1焊接电弧的引燃...........................................................................................41.2焊接电弧的构成...................................

2、........................................................51.3焊接电弧的静特性.......................................................................................61.4焊接时的熔滴过渡.......................................................................................71.5焊接熔池与冶金特点...................

3、..............................................................101.6焊缝的形成和结晶.....................................................................................111.7熔化金属与气体的相互作用.....................................................................121.8熔渣的作用..............................

4、...................................................................151.9焊接接头的组织.........................................................................................162主要焊接设备......................................................................................................172.1对手

5、弧焊设备的要求.................................................................................172.2选择手弧焊机的方法.................................................................................183焊接工艺................................................................................................

6、..............193.1焊接热循环与焊接工艺的关系.................................................................193.2金属焊接性与焊接工艺的关系.................................................................203.3焊条...................................................................................................

7、..........233.4焊接工艺参数.............................................................................................254焊接实例..............................................................................................................271尚舜化工安装工段手工电弧焊培训基础资料4.1焊前准备........................