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SAE-AISI 94B17 Steel vs. EN 1.8961 Steel

Both SAE-AISI 94B17 steel and EN 1.8961 steel are iron alloys. Their average alloy composition is basically identical. 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 94B17 steel and the bottom bar is EN 1.8961 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
130
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
19
Fatigue Strength, MPa 200
150
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 280
270
Tensile Strength: Ultimate (UTS), MPa 440
430
Tensile Strength: Yield (Proof), MPa 270
220

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
410
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 39
45
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
2.6
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.7
Embodied Energy, MJ/kg 20
23
Embodied Water, L/kg 49
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 96
70
Resilience: Unit (Modulus of Resilience), kJ/m3 200
130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16
15
Strength to Weight: Bending, points 16
16
Thermal Diffusivity, mm2/s 10
12
Thermal Shock Resistance, points 13
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.030
Boron (B), % 0.00050 to 0.0030
0
Carbon (C), % 0.15 to 0.2
0 to 0.16
Chromium (Cr), % 0.3 to 0.5
0.35 to 0.85
Copper (Cu), % 0
0.2 to 0.6
Iron (Fe), % 97.1 to 98.3
96.1 to 99.3
Manganese (Mn), % 0.75 to 1.0
0.15 to 0.7
Molybdenum (Mo), % 0.080 to 0.15
0
Nickel (Ni), % 0.3 to 0.6
0 to 0.7
Niobium (Nb), % 0
0 to 0.065
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0 to 0.45
Sulfur (S), % 0 to 0.040
0 to 0.035
Titanium (Ti), % 0
0 to 0.12
Vanadium (V), % 0
0 to 0.14