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通用硅酸盐水泥强度指标 |
来源:中国粉体技术网 更新时间:2015-01-07 09:33:46 浏览次数: |
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不同品种不同强度等级的通用硅酸盐水泥,其不同龄期的强度应符合下表:
单位为兆帕
品 种 |
强度等级 |
抗 压 强 度 |
抗 折 强 度 |
3d |
28d |
3d |
28d |
硅酸盐水泥 |
42.5 |
≥17.0 |
≥42.5 |
≥3.5 |
≥6.5 |
42.5R |
≥22.0 |
≥4.0 |
52.5 |
≥23.0 |
≥52.5 |
≥4.0 |
≥7.0 |
52.5R |
≥27.0 |
≥5.0 |
62.5 |
≥28.0 |
≥62.5 |
≥5.0 |
≥8.0 |
62.5R |
≥32.0 |
≥5.5 |
普通硅酸盐水泥 |
42.5 |
≥17.0 |
≥42.5 |
≥3.5 |
≥6.5 |
42.5R |
≥22.0 |
≥4.0 |
52.5 |
≥23.0 |
≥52.5 |
≥4.0 |
≥7.0 |
52.5R |
≥27.0 |
≥5.0 |
矿渣硅酸盐水泥
火山灰质硅酸盐水泥
粉煤灰硅酸盐水泥 |
32.5 |
≥10.0 |
≥32.5 |
≥2.5 |
≥5.5 |
32.5R |
≥15.0 |
≥3.5 |
42.5 |
≥15.0 |
≥42.5 |
≥3.5 |
≥6.5 |
42.5R |
≥19.0 |
≥4.0 |
52.5 |
≥21.0 |
≥52.5 |
≥4.0 |
≥7.0 |
52.5R |
≥23.0 |
≥4.5 |
复合硅酸盐水泥 |
32.5R |
≥15.0 |
≥32.5 |
≥3.5 |
≥5.5 |
42.5 |
≥15.0 |
≥42.5 |
≥3.5 |
≥6.5 |
42.5R |
≥19.0 |
≥4.0 |
52.5 |
≥21.0 |
≥52.5 |
≥4.0 |
≥7.0 |
52.5R |
≥23.0 |
≥4.5 |
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