After doing some tests it was found that the specimens with high impact value had a high content of AF.
对试样进行一系列试验，发现冲击值高的SJ101焊缝中针状铁素体含量也高。
参考来源 - 夹杂物对16MnR钢埋弧焊缝常温冲击值的影响But to some tempering samples, if the particles joint to each other among grain boundary, the impact value and the fracture style didn’t change.
焊后热处理后第二相沿晶界链状连接分布的试样,冲击功变化不大,断口还是准解理断口。
参考来源 - 2.25Cr·2,447,543篇论文数据，部分数据来源于NoteExpress
Impact value is one of the criteria to evaluate material toughness.
冲击值是评价材料韧性的指标之一。
For the difference of ship steel low temperature impact value, the effects of chemical composition, inclusion and microstructure of the refined and unrefined steel are analyzed.
针对精炼与非精炼船钢低温冲击值的差异，分析了两种钢的化学成分、夹杂物和显微组织等对冲击值的影响。
However, large grain size and continuous grain boundaries combine to produce stress concentrations, thus lowering the plasticity and impact value of alloy after solution and aging treatment.
而粗大的晶粒及连续的晶界容易产生应力集中，因此合金经固溶时效后具有较低的塑性和冲击值。
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