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 |
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| 周峰, 曹羽鑫, 万响亮 | |||||||||||
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In-situ Observation of Effect of La on Grain Refinement in Simulated Coarse-grain Heat-affected Zone of High Strength Low Alloy Steel |
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| ZHOU Feng, CAO Yuxin, WAN Xiangliang | |||||||||||
| 表4 实验用钢中晶粒的尺寸 |
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| Table 4 Crystallographic grain size of the investigated steels |
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