Adding nano ferro-titanium can make Mn transition preferably, get thinner ferrite grains, the acicular ferrite content and impact ductility of deposited metal are increased.
纳米钛铁的加入使Mn的过渡较好,铁素体晶粒细化,焊缝中针状铁素体含量增加,熔敷金属冲击韧性提高。
参考来源 - 合金颗粒度对碱性电焊条性能影响研究The results show that impact ductility increased by 70%; The strength of extension increased by 83%;And the extensibility increased by 132%.
结果表明，压入法取得了成效：合金的冲击韧性达到了6.8J／cm~(-2)，提高了70％；抗拉强度σ_b最高达到189.2MPa，与没有进行变质处理和氩气精炼相比，提高了83％；而伸长率提高了125％。
参考来源 - 提高汽车轮毂用铝合金的冲击韧性·2,447,543篇论文数据，部分数据来源于NoteExpress
The use of polypropylene fiber in concrete of the bridge deck paving can improve its tensile strength, bending strength, permeability strength, impact ductility, cracking resistance and toughness.
在桥面铺装层混凝土中掺用聚丙烯纤维能够增强其抗拉、抗折、抗渗、抗冲击能力，并起到阻裂增韧的作用。
After annealing coarse grain structure was observed and the impact ductility and the elongation of materials increased.
退火以后，发现材料的晶粒长大，材料的冲击韧性与延性提高。
Use these technical parameters, carry the semisolid extrusion shaping to the slurry, then test the impact ductility, rigidity and impacting grinding abrasion.
采用上述工艺参数对浆料进行半固态挤压成形，并对挤压件进行冲击韧性、硬度和冲击磨料磨损测试。
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