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SAE-AISI 9254 Steel vs. SAE-AISI 1095 Steel

Both SAE-AISI 9254 steel and SAE-AISI 1095 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 9254 steel and the bottom bar is SAE-AISI 1095 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
10 to 11
Fatigue Strength, MPa 280
310 to 370
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
72
Shear Strength, MPa 410
400 to 540
Tensile Strength: Ultimate (UTS), MPa 660
680 to 900
Tensile Strength: Yield (Proof), MPa 410
500 to 590

Thermal Properties

Latent Heat of Fusion, J/g 270
240
Maximum Temperature: Mechanical, °C 410
400
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 46
47
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
9.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.4
Embodied Energy, MJ/kg 20
19
Embodied Water, L/kg 49
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
63 to 84
Resilience: Unit (Modulus of Resilience), kJ/m3 450
660 to 930
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
24 to 32
Strength to Weight: Bending, points 22
22 to 26
Thermal Diffusivity, mm2/s 12
13
Thermal Shock Resistance, points 20
22 to 29

Alloy Composition

Carbon (C), % 0.51 to 0.59
0.9 to 1.0
Chromium (Cr), % 0.6 to 0.8
0
Iron (Fe), % 96.1 to 97.1
98.4 to 98.8
Manganese (Mn), % 0.6 to 0.8
0.3 to 0.5
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 1.2 to 1.6
0
Sulfur (S), % 0 to 0.040
0 to 0.050