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AISI 420 Stainless Steel vs. C36200 Brass

AISI 420 stainless steel belongs to the iron alloys classification, while C36200 brass belongs to the copper alloys. There are 30 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 AISI 420 stainless steel and the bottom bar is C36200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 8.0 to 15
20 to 53
Poisson's Ratio 0.28
0.31
Rockwell B Hardness 84
62 to 78
Shear Modulus, GPa 76
39
Shear Strength, MPa 420 to 1010
210 to 240
Tensile Strength: Ultimate (UTS), MPa 690 to 1720
340 to 420
Tensile Strength: Yield (Proof), MPa 380 to 1310
130 to 360

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 620
120
Melting Completion (Liquidus), °C 1510
900
Melting Onset (Solidus), °C 1450
890
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 27
120
Thermal Expansion, µm/m-K 10
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
26
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
28

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
23
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 2.0
2.6
Embodied Energy, MJ/kg 28
45
Embodied Water, L/kg 100
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 88 to 130
74 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 4410
89 to 630
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25 to 62
11 to 14
Strength to Weight: Bending, points 22 to 41
13 to 15
Thermal Diffusivity, mm2/s 7.3
37
Thermal Shock Resistance, points 25 to 62
11 to 14

Alloy Composition

Carbon (C), % 0.15 to 0.4
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
60 to 63
Iron (Fe), % 82.3 to 87.9
0 to 0.15
Lead (Pb), % 0
3.5 to 4.5
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 0.75
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
32.4 to 36.5