G550
Australian/NZ full-hard sheet for roofing and light framing: 550 MPa yield and tensile, 2 % elongation.
All values
Strength
Yield strength ReH
Upper yield strength guaranteed by the product standard (minimum).
| Condition | Value | Evidence |
|---|---|---|
| ≥ 550MPa | Single source |
Tensile strength Rm
Ultimate tensile strength. Product standards give a range or a minimum.
| Condition | Value | Evidence |
|---|---|---|
| ≥ 550MPa | Single source |
Ductility
Elongation after fracture A
Minimum elongation; depends on gauge length and test direction.
| Condition | Value | Evidence |
|---|---|---|
| ≥ 2% | Single source |
Listed as equivalent to
- S550GD (EN 10346:2015) — Same 550 MPa yield; tensile 550 MPa (vs 560). AS/NZS 4600 reduces G550 below 0.9 mm to 75 % of its strength in design.
Not yet verified for this grade
- AS/NZS 4600 design reduction (75 % below 0.9 mm) from a readable source
- A source outside the BlueScope group
Missing on purpose: a value appears here only once a public source states it.
Sources here are public pages that reproduce AS 1397. For design and acceptance, the standard edition named in your specification and the inspection certificate (EN 10204 3.1) of the delivered product take precedence.