MakeItFrom.com
Menu (ESC)

SAE-AISI M4 Steel vs. C85700 Brass

SAE-AISI M4 steel belongs to the iron alloys classification, while C85700 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M4 steel and the bottom bar is C85700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 770 to 2150
310

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Melting Completion (Liquidus), °C 1610
940
Melting Onset (Solidus), °C 1560
910
Specific Heat Capacity, J/kg-K 440
380
Thermal Conductivity, W/m-K 25
84
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 25
24
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 14
2.8
Embodied Energy, MJ/kg 210
47
Embodied Water, L/kg 110
330

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 26 to 72
11
Strength to Weight: Bending, points 23 to 45
13
Thermal Diffusivity, mm2/s 6.9
27
Thermal Shock Resistance, points 24 to 68
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 1.3 to 1.4
0
Chromium (Cr), % 3.8 to 4.8
0
Copper (Cu), % 0 to 0.25
58 to 64
Iron (Fe), % 75.9 to 81.4
0 to 0.7
Lead (Pb), % 0
0.8 to 1.5
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.3 to 5.5
0
Nickel (Ni), % 0 to 0.3
0 to 1.0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.45
0 to 0.050
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.5 to 1.5
Tungsten (W), % 5.3 to 6.5
0
Vanadium (V), % 3.8 to 4.5
0
Zinc (Zn), % 0
32 to 40
Residuals, % 0
0 to 1.3