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[期刊论文] 作者:李昱,余圣甫,,
来源:焊接 年份:2017
开发了用于5Cr Ni Mo热作模具修复的药芯焊丝,用高速摄影观察Na F含量对焊接电弧稳定性的影响,并对堆焊层金属组织和力学性能进行测试分析。结果表明,当药芯粉中加入质量分数...
[期刊论文] 作者:王皓,余圣甫,,
来源:华中科技大学学报(自然科学版) 年份:2017
研制出一种CaF_2-CaO-Al_2O_3型高铬铸铁电渣堆焊烧结焊剂,采用渣池稳定性、堆焊缺陷和脱渣性作为焊剂的工艺性能的评价指标.研究结果表明:当焊剂中CaO和Al_2O_3质量分数比例...
In situ observation of austenite grain growth and transformation temperature in coarse grain heat af
[期刊论文] 作者:闫宁,余圣甫,陈颖,,
来源:Journal of Rare Earths 年份:2017
Laser scanning confocal microscopy(LSCM) was used to study the inhibition of austenite grain growth by the inclusions and the effect of cerium on the trend of a...
Inclusion behavior and microstructure of weld metal with Ce in twin wire high heat input submerged-a
[期刊论文] 作者:余圣甫,代轶励,闫宁,,
来源:China Welding 年份:2017
In this study, the welding thermal cycle curve exhibited two temperature peaks in high heat-input twin-wire separate-pool submerged-arc welding and coarse-graine...
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