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炎热天气对钢渣混凝土抗压强度的影响(英文)

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Keywords: 路面工程,钢渣混凝土,抗压强度,炎热天气,超声波脉冲测试

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Abstract:

将普通混凝土和钢渣质量分数为10%、30%和50%的混凝土试件分别放入40℃、50℃和60℃的热水中,测试了不同龄期试件的抗压强度和超声波脉冲速度,分析了炎热天气对钢渣混凝土抗压强度的影响。分析结果表明在测试龄期内,各混凝土试件的抗压强度并不随着炎热天气的影响而发生削减;钢渣混凝土试件在第90d达到最高抗压强度61MPa,比普通混凝土高18%,这表明在炎热天气影响下,钢渣混凝土的抗压强度高于普通混凝土。

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