热镀锌管镀锌层重量系数表
表1镀锌层300g/m2的重量系数
公称壁厚/mm | 2.0 | 2.2 | 2.3 | 2.5 | 2.8 | 2.9 | 3.0 | 3.2 | 3.5 | 3.6 |
系数c | 1.038 | 1.035 | 1.033 | 1.031 | 1.027 | 1.026 | 1.025 | 1.024 | 1.022 | 1.021 |
公称壁厚/mm | 3.8 | 4.0 | 4.5 | 5.0 | 5.4 | 5.5 | 5.6 | 6.0 | 6.3 | 7.0 |
系数c | 1.020 | 1.019 | 1.017 | 1.015 | 1.014 | 1.014 | 1.014 | 1.013 | 1.012 | 1.011 |
公称壁厚/mm | 7.1 | 8.0 | 8.8 | 10 | 11 | 12.5 | 14.2 | 16 | 17.5 | 20 |
系数c | 1.011 | 1.010 | 1.009 | 1.008 | 1.007 | 1.006 | 1.005 | 1.005 | 1.004 | 1.004 |
表2镀锌层500g/m2的重量系数
公称壁厚/mm | 2.0 | 2.2 | 2.3 | 2.5 | 2.8 | 2.9 | 3.0 | 3.2 | 3.5 | 3.6 |
系数c | 1.064 | 1.058 | 1.055 | 1.051 | 1.045 | 1.044 | 1.042 | 1.040 | 1.036 | 1.035 |
公称壁厚/mm | 3.8 | 4.0 | 4.5 | 5.0 | 5.4 | 5.5 | 5.6 | 6.0 | 6.3 | 7.0 |
系数c | 1.034 | 1.032 | 1.028 | 1.025 | 1.024 | 1.023 | 1.023 | 1.021 | 1.020 | 1.018 |
公称壁厚/mm | 7.1 | 8.0 | 8.8 | 10 | 11 | 12.5 | 14.2 | 16 | 17.5 | 20 |
系数c | 1.018 | 1.016 | 1.014 | 1.013 | 1.012 | 1.010 | 1.009 | 1.008 | 1.007 | 1.006 |