MakeItFrom.com
Menu (ESC)

ASTM A231 Spring Steel vs. C49300 Brass

ASTM A231 spring steel belongs to the iron alloys classification, while C49300 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A231 spring steel and the bottom bar is C49300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 14
4.5 to 20
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
40
Shear Strength, MPa 1080
270 to 290
Tensile Strength: Ultimate (UTS), MPa 1790
430 to 520
Tensile Strength: Yield (Proof), MPa 1570
210 to 410

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 420
120
Melting Completion (Liquidus), °C 1460
880
Melting Onset (Solidus), °C 1410
840
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 52
88
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
15
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
17

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
26
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.0
3.0
Embodied Energy, MJ/kg 28
50
Embodied Water, L/kg 51
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
21 to 71
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 64
15 to 18
Strength to Weight: Bending, points 42
16 to 18
Thermal Diffusivity, mm2/s 14
29
Thermal Shock Resistance, points 53
14 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Antimony (Sb), % 0
0 to 0.5
Bismuth (Bi), % 0
0.5 to 2.0
Carbon (C), % 0.48 to 0.53
0
Chromium (Cr), % 0.8 to 1.1
0
Copper (Cu), % 0
58 to 62
Iron (Fe), % 96.7 to 97.7
0 to 0.1
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0.7 to 0.9
0 to 0.030
Nickel (Ni), % 0
0 to 1.5
Phosphorus (P), % 0 to 0.040
0 to 0.2
Selenium (Se), % 0
0 to 0.2
Silicon (Si), % 0.15 to 0.35
0 to 0.1
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
1.0 to 1.8
Vanadium (V), % 0.15 to 0.3
0
Zinc (Zn), % 0
30.6 to 40.5
Residuals, % 0
0 to 0.5