*One side, excluding inside of interlocks.
S = Single Pile: considered neutral axis y'-y'
D = Double pile: considered neutral axis y-y
T = Triple pile: considered neutral axis y"-y"
| Sectional area (cm2) | Mass per m (kg/m) | Moment of inertia (cm4) | Elastic section modulus (cm3) | Radius of gyration (cm) | Coating area* (m2/m) | |
|---|---|---|---|---|---|---|
| Per S | 88.7 | 69.6 | 4600 | 377 | 7.20 | 0.80 |
| Per D | 177.3 | 139.2 | 27100 | 1505 | 12.36 | 1.59 |
| Per T | 266.0 | 208.8 | 37670 | 1765 | 11.90 | 2.38 |
| Per m of wall | 147.8 | 116.0 | 22580 | 1255 | 12.36 | 1.32 |