| 序號(hào) | 項(xiàng)目 | 國(guó)家標(biāo)準(zhǔn) | 檢驗(yàn)指標(biāo) | ||||
| 60mm | 90mm | 120mm | 60mm | 90mm | 120mm | ||
| 1 | 抗沖擊性能/次 | ≥5 | ≥5 | ≥5 | ≥8 | ≥10 | ≥15 |
| 2 | 抗彎破壞荷載/自重倍數(shù) | ≥1.5 | ≥1.5 | ≥1.5 | ≥3 | ≥3 | ≥3 |
| 3 | 抗壓強(qiáng)度/Mpa | ≥3.5 | ≥3.5 | ≥3.5 | ≥5 | ≥5 | ≥5 |
| 4 | 軟化系數(shù) | ≥0.80 | ≥0.80 | ≥0.80 | ≥0.80 | ≥0.80 | ≥0.80 |
| 5 | 面密度kg/m2 | ≤70 | ≤90 | ≤110 | ≤45 | ≤60 | ≤75 |
| 6 | 含水率m% | ≤12/10/8 | ≤10/9/7 | ||||
| 7 | 干燥收縮值 | ≤0.6 | ≤0.6 | ≤0.6 | ≤0.45 | ≤0.5 | ≤0.5 |
| 8 | 吊掛力/N | ≥1000 | ≥1000 | ≥1000 | ≥1200 | ≥1300 | ≥1500 |
| 9 | 空氣聲隔音量/Db | ≥30 | ≥35 | ≥40 | ≥35 | ≥40 | ≥45 |
| 10 | 耐火極限/n | ≥1 | ≥1 | ≥1 | ≥3 | ≥4 | ≥4 |
| 11 | 傳熱系數(shù)b/w/m2.k | ≤1.0 | ≤0.8 | ≤1.0 | ≤0.45 | ||
| 12 | 放射性比活度限量 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 |
| 13 | Ira（內(nèi)照射指數(shù)） | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 |
| 14 | Ira（外照射指數(shù)） | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 |
| 15 | 防毒性能 | 高溫?zé)o毒氣散發(fā) | |||||
| 16 | 抗?jié)B水性 | 防水 | |||||
| 17 | 抗凍性 | 不出現(xiàn)可見的裂痕且表面無變化 | |||||
