原位观察稀土镧对低合金高强度钢焊接热影响区晶粒细化的影响 |
周峰, 曹羽鑫, 万响亮 |
In-situ Observation of Effect of La on Grain Refinement in Simulated Coarse-grain Heat-affected Zone of High Strength Low Alloy Steel |
ZHOU Feng, CAO Yuxin, WAN Xiangliang |
图8 模拟焊接热循环中针状铁素体的生成 |
Fig.8 formation of acicular ferrite in the simulated CGHAZ |
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