檢測(cè)項(xiàng)目 The test items |
標(biāo)準(zhǔn)值 Standard values |
檢測(cè)值 The readings |
抗壓強(qiáng)度( Mpa ) The compressive strength |
≥ 35 |
≥ 50 |
抗折強(qiáng)度( Mpa ) Flexural strength |
≥ 3.5 |
≥ 6.0 |
透水率系數(shù)( cm/s ) Permeable rate coefficient |
≥ 2.0 × 10 -2 |
≥ 3.0 × 10 -2 |
抗凍性
Frost resistance |
夏熱冬冷地區(qū)凍循環(huán) 25 次
Hot summer and winter region
Frozen cycle 25 times |
單塊質(zhì)量缺失率≤ 20%
凍后頂面缺損深度≤ 5 ㎜ |
較大值 1.0
較大值 0 |
強(qiáng)度損失率≤ 20% |
12 |
耐磨度( mm ) Wear-resisting degree |
磨坑長(zhǎng)度≤ 35 |
28 |
防滑性( BPM ) Skid resistance |
≥ 60 |
70 |