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EN 1.4911 Stainless Steel vs. EN 1.0038 Steel

Both EN 1.4911 stainless steel and EN 1.0038 steel are iron alloys. They have 81% 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 1.4911 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, % 11
23 to 25
Fatigue Strength, MPa 530
140 to 160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 640
240 to 270
Tensile Strength: Ultimate (UTS), MPa 1070
380 to 430
Tensile Strength: Yield (Proof), MPa 970
200 to 220

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 700
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 20
49
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.4
Embodied Energy, MJ/kg 49
19
Embodied Water, L/kg 130
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
72 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 2410
110 to 130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 38
13 to 15
Strength to Weight: Bending, points 30
15 to 16
Thermal Diffusivity, mm2/s 5.4
13
Thermal Shock Resistance, points 37
12 to 13

Alloy Composition

Boron (B), % 0.0050 to 0.015
0
Carbon (C), % 0.050 to 0.12
0 to 0.23
Chromium (Cr), % 9.8 to 11.2
0 to 0.3
Cobalt (Co), % 5.0 to 7.0
0
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 75.7 to 83.8
97.1 to 100
Manganese (Mn), % 0.3 to 1.3
0 to 1.5
Molybdenum (Mo), % 0.5 to 1.0
0 to 0.080
Nickel (Ni), % 0.2 to 1.2
0 to 0.3
Niobium (Nb), % 0.2 to 0.5
0
Nitrogen (N), % 0 to 0.035
0 to 0.014
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0.1 to 0.8
0 to 0.55
Sulfur (S), % 0 to 0.015
0 to 0.045
Tungsten (W), % 0 to 0.7
0
Vanadium (V), % 0.1 to 0.4
0