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EN 1.0314 Steel vs. AISI 302B Stainless Steel

Both EN 1.0314 steel and AISI 302B stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.0314 steel and the bottom bar is AISI 302B stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 92 to 120
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 24 to 25
45
Fatigue Strength, MPa 140 to 220
210
Poisson's Ratio 0.29
0.28
Reduction in Area, % 78 to 86
57
Shear Modulus, GPa 73
76
Shear Strength, MPa 200 to 250
410
Tensile Strength: Ultimate (UTS), MPa 320 to 400
580
Tensile Strength: Yield (Proof), MPa 190 to 310
230

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 400
930
Melting Completion (Liquidus), °C 1470
1400
Melting Onset (Solidus), °C 1430
1360
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 53
17
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
15
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 18
43
Embodied Water, L/kg 46
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 87
210
Resilience: Unit (Modulus of Resilience), kJ/m3 95 to 250
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 11 to 14
21
Strength to Weight: Bending, points 13 to 15
20
Thermal Diffusivity, mm2/s 14
4.4
Thermal Shock Resistance, points 10 to 13
13

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 0
17 to 19
Iron (Fe), % 99.365 to 99.78
65.7 to 73
Manganese (Mn), % 0.2 to 0.4
0 to 2.0
Nickel (Ni), % 0
8.0 to 10
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.1
2.0 to 3.0
Sulfur (S), % 0 to 0.025
0 to 0.030