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通用硅酸盐水泥的不同各龄期的强度(GB 175—2007) MPa |
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|
品种 |
强度等级 |
抗压强度 |
抗折强度 |
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|
3d |
28d |
3d |
28d |
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|
硅酸盐水泥 |
42.5 |
≥17.0 |
≥42.5 |
≥3.5 |
≥6.5 |
|
42.5R |
≥22.0 |
≥4.0 |
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|
52.5 |
≥23.0 |
≥52.5 |
≥4.0 |
≥7.0 |
|
|
52.5R |
≥27.0 |
≥5.0 |
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|
65.5 |
≥28.0 |
≥62.5 |
≥5.0 |
≥8.0 |
|
|
62.5R |
≥32.0 |
≥5.5 |
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|
普通硅酸盐水泥 |
42.5 |
≥17.0 |
≥42.5 |
≥3.5 |
≥6.5 |
|
42.5R |
≥22.0 |
≥4.0 |
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|
52.5 |
≥23.0 |
≥52.5 |
≥4.0 |
≥7.0 |
|
|
52.5R |
≥27.0 |
≥5.0 |
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|
矿渣硅酸盐水泥 火山灰硅酸盐水泥 粉煤灰硅酸盐水泥 复合硅酸盐水泥 |
32.5 |
≥10.0 |
≥32.5 |
≥2.5 |
≥5.5 |
|
32.5R |
≥15.0 |
≥3.5 |
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|
42.5 |
≥15.0 |
≥42.5 |
≥3.5 |
≥6.5 |
|
|
42.5R |
≥19.0 |
≥4.0 |
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|
52.5 |
≥21.0 |
≥52.5 |
≥4.0 |
≥7.0 |
|
|
52.5R |
≥23.0 |
≥4.5 |
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