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SAE-AISI 1070 Steel vs. C99700 Brass

SAE-AISI 1070 steel belongs to the iron alloys classification, while C99700 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1070 steel and the bottom bar is C99700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 10 to 13
25
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 72
46
Tensile Strength: Ultimate (UTS), MPa 640 to 760
380
Tensile Strength: Yield (Proof), MPa 420 to 560
170

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 400
160
Melting Completion (Liquidus), °C 1460
900
Melting Onset (Solidus), °C 1420
880
Specific Heat Capacity, J/kg-K 470
410
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
25
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
3.3
Embodied Energy, MJ/kg 19
53
Embodied Water, L/kg 46
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59 to 86
78
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 850
120
Stiffness to Weight: Axial, points 13
8.3
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 23 to 27
13
Strength to Weight: Bending, points 21 to 24
14
Thermal Shock Resistance, points 21 to 25
11

Alloy Composition

Aluminum (Al), % 0
0.5 to 3.0
Carbon (C), % 0.65 to 0.75
0
Copper (Cu), % 0
54 to 65.5
Iron (Fe), % 98.3 to 98.8
0 to 1.0
Lead (Pb), % 0
0 to 2.0
Manganese (Mn), % 0.6 to 0.9
11 to 15
Nickel (Ni), % 0
4.0 to 6.0
Phosphorus (P), % 0 to 0.040
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
19 to 25
Residuals, % 0
0 to 0.3