毕业设计（论文）-焊条电弧焊工艺参数15crmo钢haz组织和性能的影响

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1、山东建筑大学毕业论文本科毕业论文题目：焊条电弧焊工艺参数对15CrMo钢HAZ组织和性能的影响院（部）：材料科学与工程学院专业：材料成型及控制工程班级：姓名：学号：指导教师：完成日期：2009年6月11日V山东建筑大学毕业论文目录摘要····························································ⅢABSTRACT···························································Ⅳ1前言1.1耐热钢的定义、分类及应用····························

2、············11.2我国耐热钢的发展·················································21.315CrMo钢焊接的基本要求··········································31.415CrMo钢的焊接性分析···········································31.4.115CrMo的化学成分及性能······································31.4.215CrMo钢的焊接性分析······················

3、···················41.4.315CrMo钢的裂纹分析···········································6VI山东建筑大学毕业论文2焊接试验2.1焊接方法·························································122.2焊接材料·························································132.3焊前准备·······················································

4、··142.4焊接工艺规范及试板焊接···········································152.4.1焊接工艺参数··················································152.4.2焊接注意事项··················································152.4.3焊接试验内容··················································152.5试验设备及材料······························

5、·····················152.5.1试验设备······················································152.5.2VI山东建筑大学毕业论文试验材料和尺寸················································163试样制备及金相、硬度分析3.1金相试样··························································173.2金相组织观察·········································

6、·············173.3显微硬度测试······················································193.3.1显微硬度测试步骤···············································193.3.2测试数据·······················································203.4金相、硬度分析····················································213.5小结···············

7、··············································224结论····························································24谢VI山东建筑大学毕业论文辞·······························································25参考文献····················································