Size(mm) | Base Diameter(mm) | Transverse Rib Height(mm) | Longitudinal Rib Height(mm) | Transverse Rib Spacing(mm) | Unit Weight(kg/m) | |||||
6 | 5.8±0.3 | 0.6±0.3 | ≤0.8 | 4±0.5 | 0.222 | |||||
8 | 7.7±0.4 | 0.8±0.3 | ≤1.1 | 5.5±0.5 | 0.395 | |||||
10 | 9.6±0.4 | 1±0.4 | ≤1.3 | 7±0.5 | 0.617 | |||||
12 | 11.5±0.4 | 1.2±0.4 | ≤1.6 | 8±0.5 | 0.888 | |||||
14 | 13.4±0.4 | 1.4±0.4 | ≤1.8 | 9±0.5 | 1.21 | |||||
16 | 15.4±0.4 | 1.5±0.5 | ≤1.9 | 10±0.5 | 1.58 | |||||
18 | 17.3±0.4 | 1.6±0.5 | ≤2 | 10±0.5 | 2.00 | |||||
20 | 19.3±0.5 | 1.7±0.5 | ≤2.1 | 10±0.8 | 2.47 | |||||
22 | 21.3±0.5 | 1.9±0.6 | ≤2.4 | 10.5±0.8 | 2.98 | |||||
25 | 24.2±0.5 | 2.1±0.6 | ≤2.6 | 12.5±0.8 | 3.85 | |||||
28 | 27.2±0.6 | 2.2±0.6 | ≤2.7 | 12.5±1.0 | 4.83 | |||||
32 | 31±0.6 | 2.4±0.7 | ≤3 | 14±1.0 | 6.31 | |||||
36 | 35±0.6 | 2.6±0.8 | ≤3.2 | 15±1.0 | 7.99 |