规格(mm) | 离心球铁管,K9级 | 普通灰铸管,A级 | 球管与灰管每吨铺设长度之比(倍) | ||
壁厚(mm) | 每吨管可铺设长度(m) | 壁厚(mm) | 每吨管可铺设长度(m) | ||
100 | 6.1 | 63.8 | 9 | 42.6 | 1.49 |
150 | 6.3 | 41.67 | 9.2 | 28.41 | 1.47 |
200 | 6.4 | 30.93 | 10.1 | 19.7 | 1.57 |
250 | 6.8 | 23.53 | 11 | 14.56 | 1.62 |
300 | 7.2 | 18.58 | 11.9 | 11.3 | 1.64 |
350 | 7.7 | 14.89 | 12.8 | 9.06 | 1.64 |
400 | 8.1 | 12.45 | 13.8 | 7.38 | 1.69 |
450 | 8.1 | 10.43 | 14.7 | 6.17 | 1.69 |
500 | 9 | 8.97 | 15.6 | 5.24 | 1.72 |
600 | 9.9 | 6.8 | 17.4 | 3.92 | 1.73 |
700 | 10.8 | 5.34 | 19.3 | 3.03 | 1.76 |
800 | 11.7 | 4.3 | 21.1 | 2.43 | 1.77 |
900 | 12.6 | 3.55 | 22.9 | 1.99 | 1.78 |
1000 | 13.5 | 2.97 | 24.8 | 1.65 | 1.8 |
1100 | 14.4 | 2.59 | 27.9 | 1.43 | 1.8 |
1200 | 15.3 | 2.2 | 31 | 1.2 | 1.8 |