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EN 1.4568 Stainless Steel vs. EN 1.0038 Steel

Both EN 1.4568 stainless steel and EN 1.0038 steel are iron alloys. They have 75% of their average alloy composition in common. 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 EN 1.4568 stainless steel and the bottom bar is EN 1.0038 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 2.3 to 21
23 to 25
Fatigue Strength, MPa 220 to 670
140 to 160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 520 to 930
240 to 270
Tensile Strength: Ultimate (UTS), MPa 830 to 1620
380 to 430
Tensile Strength: Yield (Proof), MPa 330 to 1490
200 to 220

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 890
400
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
49
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 40
19
Embodied Water, L/kg 140
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 140
72 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 290 to 5710
110 to 130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30 to 58
13 to 15
Strength to Weight: Bending, points 25 to 40
15 to 16
Thermal Diffusivity, mm2/s 4.3
13
Thermal Shock Resistance, points 23 to 46
12 to 13

Alloy Composition

Aluminum (Al), % 0.7 to 1.5
0
Carbon (C), % 0 to 0.090
0 to 0.23
Chromium (Cr), % 16 to 18
0 to 0.3
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 70.9 to 76.8
97.1 to 100
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.080
Nickel (Ni), % 6.5 to 7.8
0 to 0.3
Nitrogen (N), % 0
0 to 0.014
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.7
0 to 0.55
Sulfur (S), % 0 to 0.015
0 to 0.045