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EN 1.4512 Stainless Steel vs. SAE-AISI 1064 Steel

Both EN 1.4512 stainless steel and SAE-AISI 1064 steel are iron alloys. They have 88% 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 1.4512 stainless steel and the bottom bar is SAE-AISI 1064 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 28
12 to 13
Fatigue Strength, MPa 180
300
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
72
Shear Strength, MPa 310
430 to 440
Tensile Strength: Ultimate (UTS), MPa 470
720 to 730
Tensile Strength: Yield (Proof), MPa 240
470 to 480

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 720
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
51
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
1.4
Embodied Energy, MJ/kg 27
19
Embodied Water, L/kg 95
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
79 to 81
Resilience: Unit (Modulus of Resilience), kJ/m3 150
600 to 630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
25 to 26
Strength to Weight: Bending, points 17
23
Thermal Diffusivity, mm2/s 6.7
14
Thermal Shock Resistance, points 17
25

Alloy Composition

Carbon (C), % 0 to 0.030
0.6 to 0.7
Chromium (Cr), % 10.5 to 12.5
0
Iron (Fe), % 84.8 to 89.5
98.4 to 98.9
Manganese (Mn), % 0 to 1.0
0.5 to 0.8
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0 to 0.050
Titanium (Ti), % 0 to 0.65
0