Aluminum 1100-O

Aluminum 1100-O (annealed sheet) strength, stiffness, density and thermal properties, with their source.

A panel in Aluminum 1100-O, brushed finish.

Mechanical
Yield strength	35MPa1
Ultimate tensile strength	90MPa1
Elongation at break	35%1
Young's modulus (stiffness)	69GPa1
Density	2,710kg/m³1
Strength to weight	12.9kN·m/kg
Stiffness to weight	25.5MN·m/kg
Poisson's ratio	not sourced
Shear modulus	not sourced
Bulk modulus	not sourced
Speed of sound	5,046m/s

Stiffness against densityHigher and further left: stiffer for its weight

Strength against densityHigher and further left: stronger for its weight

Thermal
Thermal conductivity	222W/m·K1
Thermal expansion	23.6µm/m·K1
100 mm part over a 50 °C swing	118µm growth
Specific heat	base material901J/kg·K2
Heats up and cools (diffusivity)	90.9mm²/s
Thermal shock resistance	not sourced
Melting point	melting range640–655°C1

Thermal conductivity against densityHigher and further left: spreads more heat for its weight

Thermal expansion against thermal conductivityLower and further right: warps less when heated

Sources2 documents: Kaiser Aluminum, Hydro

Values for: Wrought. 1100-O (annealed) commercially pure aluminium, Kaiser Aluminum Tube & Pipe Alloy 1100 Technical Data (Rev. 05/06), typical properties; specific heat from Hydro EN AW-1050A (99.5% Al) extruded-products datasheet (10/2018).

1
Alloy 1100 Tube & Pipe Technical Data, Rev. 05/06Kaiser Aluminumarchived copyYield strength: typical, O, 0.0625 in specimenUltimate tensile strength: typical, OElongation at break: typical, O, in 4DYoung's modulus (stiffness): typicalDensity: nominal, 20 °CThermal conductivity: typical, O, 20 °CThermal expansion: typical, mean 20-100 °CMelting point: melting range
2
Technical Datasheet, Extruded Products: Alloy EN AW-1050AHydroSpecific heat: base material: commercially pure aluminium EN AW-1050A (Hydro), 20 °C

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Thermal properties of Aluminum 1100-O

Thermal conductivity of Aluminum 1100-O

Aluminum 1100-O has a thermal conductivity of 222 W/m·K (128 BTU/hr·ft·°F). Basis: typical, O, 20 °C. Source: Kaiser Aluminum, Alloy 1100 Tube & Pipe Technical Data, Rev. 05/06archived copy.

Specific heat of Aluminum 1100-O

The specific heat capacity of Aluminum 1100-O is 901 J/kg·K (0.215 BTU/lb·°F). Basis: base material: commercially pure aluminium EN AW-1050A (Hydro), 20 °C. Source: Hydro, Technical Datasheet, Extruded Products: Alloy EN AW-1050A.

Coefficient of thermal expansion of Aluminum 1100-O

Aluminum 1100-O expands 23.6 µm/m·K (13.1 µin/in·°F): a 100 mm part grows 118 µm over a 50 °C rise. Basis: typical, mean 20-100 °C. Source: Kaiser Aluminum, Alloy 1100 Tube & Pipe Technical Data, Rev. 05/06archived copy.

Thermal diffusivity of Aluminum 1100-O

Computed from the conductivity, density and specific heat (k / ρc): 90.9 mm²/s, how fast a temperature change spreads through it.

Melting point of Aluminum 1100-O

Aluminum 1100-O melts at 640–655 °C (1,184–1,211 °F). Basis: melting range. Source: Kaiser Aluminum, Alloy 1100 Tube & Pipe Technical Data, Rev. 05/06archived copy.