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EN 1.6957 Steel vs. SAE-AISI 1064 Steel

Both EN 1.6957 steel and SAE-AISI 1064 steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.6957 steel and the bottom bar is SAE-AISI 1064 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280
220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
12 to 13
Fatigue Strength, MPa 530
300
Poisson's Ratio 0.29
0.29
Reduction in Area, % 46
42 to 43
Shear Modulus, GPa 73
72
Shear Strength, MPa 570
430 to 440
Tensile Strength: Ultimate (UTS), MPa 930
720 to 730
Tensile Strength: Yield (Proof), MPa 780
470 to 480

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 450
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
51
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.1
1.4
Embodied Energy, MJ/kg 29
19
Embodied Water, L/kg 60
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
79 to 81
Resilience: Unit (Modulus of Resilience), kJ/m3 1630
600 to 630
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 33
25 to 26
Strength to Weight: Bending, points 27
23
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 27
25

Alloy Composition

Carbon (C), % 0.22 to 0.32
0.6 to 0.7
Chromium (Cr), % 1.2 to 1.8
0
Iron (Fe), % 92.7 to 94.7
98.4 to 98.9
Manganese (Mn), % 0.15 to 0.4
0.5 to 0.8
Molybdenum (Mo), % 0.25 to 0.45
0
Nickel (Ni), % 3.4 to 4.0
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.15
0
Sulfur (S), % 0 to 0.0070
0 to 0.050
Vanadium (V), % 0.050 to 0.15
0