SZ-18
Shoreline Steel Intermediate Heavyweight series. Cold formed steel, Z profile.
| Property | Imperial | Metric |
|---|---|---|
| Thickness | 0.312 in | 7.92 mm |
| Weight of wall | 18.1 lb/ft² | 88.4 kg/m² |
| Moment of inertia | 76.8 in⁴ per ft of wall | 10,492 cm⁴ per m of wall |
| Elastic section modulus | 16.2 in³ per ft of wall | 871 cm³ per m of wall |
Steel grade: ASTM A572 Gr 50, ASTM A328.
Width and height are not listed in Shoreline's table; see Shoreline's downloadable drawings.
Source: Shoreline Steel website, sheet piling specifications (shorelinesteel.com), Oct 2026, Intermediate Heavyweight table. Confirm properties with the manufacturer before design.