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EN 1.0303 Steel vs. EN 1.4310 Stainless Steel

Both EN 1.0303 steel and EN 1.4310 stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 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 1.0303 steel and the bottom bar is EN 1.4310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 84 to 120
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 25
14 to 45
Fatigue Strength, MPa 150 to 230
240 to 330
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 220 to 260
510 to 550
Tensile Strength: Ultimate (UTS), MPa 290 to 410
730 to 900
Tensile Strength: Yield (Proof), MPa 200 to 320
260 to 570

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
910
Melting Completion (Liquidus), °C 1470
1420
Melting Onset (Solidus), °C 1430
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 53
15
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
14
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.9
Embodied Energy, MJ/kg 18
42
Embodied Water, L/kg 46
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 94
110 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 270
170 to 830
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 10 to 15
26 to 32
Strength to Weight: Bending, points 12 to 16
23 to 27
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 9.2 to 13
15 to 18

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0.020 to 0.060
0.050 to 0.15
Chromium (Cr), % 0
16 to 19
Iron (Fe), % 99.335 to 99.71
66.4 to 78
Manganese (Mn), % 0.25 to 0.4
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.8
Nickel (Ni), % 0
6.0 to 9.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.1
0 to 2.0
Sulfur (S), % 0 to 0.025
0 to 0.015

Comparable Variants