ET
| Type | Fig. | Dimension(mm) | C1 (mm-1) | Le (mm) | Ae (mm2) | Ve (mm3) | Wt(g) | |||||
| A | B | C | D | E | F | |||||||
| ET20 | 1 | 20.1±0.4 | 20.1±0.4 | 4.4±0.2 | 4.0±0.2 | 15.7min | 15.7min | 2.87 | 50.6 | 17.6 | 890.5 | 4.5 |
| ET23 | 1 | 23.4±0.45 | 22.0±0.45 | 3.8±0.2 | 3.8±0.2 | 18.9min | 17.4min | 3.69 | 57.2 | 15.5 | 886.6 | 4.5 |
| ET24 | 1 | 24.2±0.5 | 24.2±0.5 | 4.0±0.2 | 4.0±0.2 | 18.9min | 18.9min | 3.46 | 61.1 | 17.6 | 1075.4 | 5.5 |
| ET25 | 1 | 25.5±0.5 | 25.5±0.5 | 5.0±0.2 | 5.0±0.2 | 19.6±0.4 | 19.6±0.4 | 2.26 | 62.3 | 27.6 | 1719.5 | 8.9 |
| ET26 | 1 | 26.3±0.5 | 26.3±0.5 | 4.5±0.2 | 4.5±0.2 | 21.4±0.4 | 21.4±0.4 | 3.19 | 67.1 | 21.1 | 1415.8 | 7.2 |
| ET29 | 1 | 29.0±0.5 | 30.0±0.5 | 5.0±0.2 | 5.0±0.2 | 22.6min | 23.6min | 2.67 | 74.5 | 27.8 | 2071.1 | 10.7 |
