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通用硅酸鹽水泥強度指標 |
來源:中國粉體技術網 更新時間:2015-01-07 09:33:46 瀏覽次數: |
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不同品種不同強度等級的通用硅酸鹽水泥,其不同齡期的強度應符合下表:
單位為兆帕
品 種 |
強度等級 |
抗 壓 強 度 |
抗 折 強 度 |
3d |
28d |
3d |
28d |
硅酸鹽水泥 |
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 |
普通硅酸鹽水泥 |
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 |
礦渣硅酸鹽水泥
火山灰質硅酸鹽水泥
粉煤灰硅酸鹽水泥 |
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 |
復合硅酸鹽水泥 |
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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