Structural plate, bars & shapes
ASTM A36 A36 — chemistry & properties
ASTM A36 A36 (Structural plate, bars & shapes, UNS K02600): chemical composition and mechanical properties. Structural supports, base plates, non-pressure parts
Chemical composition (wt %)
| C | 0.25 max (plate ≤20 mm) to 0.29 max (>100 mm) |
| Mn | 0.80–1.20 (plate >20 mm; not specified ≤20 mm) |
| P | ≤ 0.03 |
| S | ≤ 0.03 |
| Si | 0.40 max (0.15–0.40 above 40 mm) |
| Cu | 0.20 min when copper steel is specified |
Mechanical properties
| Tensile strength, min | 400 MPa |
| Yield strength, min | 250 MPa |
| Elongation, min | 23 % |
| Hardness | Not specified |