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From [Institution name]
Property | Unit | Requirement | Result | |
---|---|---|---|---|
Compressive strength (initial) | kPa | 150 | 214.2 | |
Dynamic impact resistance (mean failure energy) | J | ≥ 2.45 | 3.2 | |
Creep resistance (residual thickness at 25 years/10°C) | % | ≥ 40% at 25 years/10°C | 60 | |
Cold bending at -30°C | − | No visible crack | No visible crack | |
Tensile strength | at yield | kN/m | ≥ 8 | MD Footnote (1) 8.7, XD 8.1 |
elongation at break | % | ≥ 25 | MD 28.8, XD 25.2 | |
Heat aging Footnote (2) | dimensional change | % | ≤ 1 | MD -0.9, XD -0.9 |
weight change | % | ≤ -0.1 | -0.2 Footnote (3) | |
residual compression strength | % | ≥ 80 of initial | 103.9 | |
creep resistance (residual thickness at 25 years/10°C) | % | ≥ 50% at 25 years/10°C | 78 | |
Resistance to alkaline environment | appearance | − | No visible crack | No visible crack |
residual compression strength | % | ≥ 80 of initial | 107.5 | |
cold bending at -30°C | − | No cracks at room temperature | No visible crack | |
Anchorage performance | kN/anchor | Report value | 0.77 |