钒在低温大变形条件下对晶粒细化的影响

1.攀枝花钢铁研究院,四川,攀枝花,617000

基金项目: 国家重点基础研究发展计划(973计划)(G 1998061502)

EFFECT OF VANADIUM ON GRAIN REFINEMENT WITH LARGE DEFORMATION AT LOWER TEMPERATURE

研究了不同钒含量的低碳钢在大变形条件下轧制时的力学性能和铁素体晶粒尺寸,结果表明:轧制温度较高时,钒对晶粒细化没有影响,而轧制温度较低时,低碳钢中加入钒可以细化铁素体晶粒,提高材料的屈服强度和抗拉强度.

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