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ACI-ASTM CA6NM Steel vs. SAE-AISI 1095 Steel

Both ACI-ASTM CA6NM steel and SAE-AISI 1095 steel are iron alloys. They have 82% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA6NM steel and the bottom bar is SAE-AISI 1095 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
10 to 11
Fatigue Strength, MPa 380
310 to 370
Poisson's Ratio 0.28
0.29
Reduction in Area, % 40
28 to 45
Shear Modulus, GPa 76
72
Tensile Strength: Ultimate (UTS), MPa 850
680 to 900
Tensile Strength: Yield (Proof), MPa 620
500 to 590

Thermal Properties

Latent Heat of Fusion, J/g 280
240
Maximum Temperature: Mechanical, °C 770
400
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
47
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
9.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
11

Otherwise Unclassified Properties

Base Metal Price, % relative 10
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.5
1.4
Embodied Energy, MJ/kg 34
19
Embodied Water, L/kg 110
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
63 to 84
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
660 to 930
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
24 to 32
Strength to Weight: Bending, points 26
22 to 26
Thermal Diffusivity, mm2/s 6.7
13
Thermal Shock Resistance, points 31
22 to 29

Alloy Composition

Carbon (C), % 0 to 0.060
0.9 to 1.0
Chromium (Cr), % 11.5 to 14
0
Iron (Fe), % 78.4 to 84.6
98.4 to 98.8
Manganese (Mn), % 0 to 1.0
0.3 to 0.5
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 3.5 to 4.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050