表3 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 |
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 |
||||