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EN 1.4938 Stainless Steel vs. C42500 Brass

EN 1.4938 stainless steel belongs to the iron alloys classification, while C42500 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4938 stainless steel and the bottom bar is C42500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 16 to 17
2.0 to 49
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
42
Shear Strength, MPa 540 to 630
220 to 360
Tensile Strength: Ultimate (UTS), MPa 870 to 1030
310 to 630
Tensile Strength: Yield (Proof), MPa 640 to 870
120 to 590

Thermal Properties

Latent Heat of Fusion, J/g 270
200
Maximum Temperature: Mechanical, °C 750
180
Melting Completion (Liquidus), °C 1460
1030
Melting Onset (Solidus), °C 1420
1010
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 30
120
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
28
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
29

Otherwise Unclassified Properties

Base Metal Price, % relative 10
30
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 3.3
2.8
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 110
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
12 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 1050 to 1920
64 to 1570
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 31 to 37
9.9 to 20
Strength to Weight: Bending, points 26 to 29
12 to 19
Thermal Diffusivity, mm2/s 8.1
36
Thermal Shock Resistance, points 30 to 35
11 to 22

Alloy Composition

Carbon (C), % 0.080 to 0.15
0
Chromium (Cr), % 11 to 12.5
0
Copper (Cu), % 0
87 to 90
Iron (Fe), % 80.5 to 84.8
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.4 to 0.9
0
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 2.0 to 3.0
0
Nitrogen (N), % 0.020 to 0.040
0
Phosphorus (P), % 0 to 0.025
0 to 0.35
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
1.5 to 3.0
Vanadium (V), % 0.25 to 0.4
0
Zinc (Zn), % 0
6.1 to 11.5
Residuals, % 0
0 to 0.5