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SAE-AISI 1151 Steel vs. EN 1.4563 Stainless Steel

Both SAE-AISI 1151 steel and EN 1.4563 stainless steel are iron alloys. They have a modest 37% of their average alloy composition in common, which, by itself, doesn't mean much. There are 31 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 SAE-AISI 1151 steel and the bottom bar is EN 1.4563 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 220
200
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 17
40
Fatigue Strength, MPa 260 to 410
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
80
Shear Strength, MPa 430 to 480
420
Tensile Strength: Ultimate (UTS), MPa 710 to 800
620
Tensile Strength: Yield (Proof), MPa 390 to 660
250

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
12
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 12
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
36
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
6.3
Embodied Energy, MJ/kg 18
87
Embodied Water, L/kg 46
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 100
200
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 1170
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25 to 28
21
Strength to Weight: Bending, points 22 to 24
20
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 22 to 25
13

Alloy Composition

Carbon (C), % 0.48 to 0.55
0 to 0.020
Chromium (Cr), % 0
26 to 28
Copper (Cu), % 0
0.7 to 1.5
Iron (Fe), % 98.3 to 98.7
31.6 to 40.3
Manganese (Mn), % 0.7 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0
30 to 32
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0
0 to 0.7
Sulfur (S), % 0.080 to 0.13
0 to 0.010