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SAE-AISI 94B17 Steel vs. EN 1.4877 Stainless Steel

Both SAE-AISI 94B17 steel and EN 1.4877 stainless steel are iron alloys. They have 41% of their average alloy composition in common. There are 31 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 SAE-AISI 94B17 steel and the bottom bar is EN 1.4877 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
36
Fatigue Strength, MPa 200
170
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Shear Strength, MPa 280
420
Tensile Strength: Ultimate (UTS), MPa 440
630
Tensile Strength: Yield (Proof), MPa 270
200

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 410
1150
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
37
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5
6.2
Embodied Energy, MJ/kg 20
89
Embodied Water, L/kg 49
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 96
180
Resilience: Unit (Modulus of Resilience), kJ/m3 200
100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16
22
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 10
3.2
Thermal Shock Resistance, points 13
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.025
Boron (B), % 0.00050 to 0.0030
0
Carbon (C), % 0.15 to 0.2
0.040 to 0.080
Cerium (Ce), % 0
0.050 to 0.1
Chromium (Cr), % 0.3 to 0.5
26 to 28
Iron (Fe), % 97.1 to 98.3
36.4 to 42.3
Manganese (Mn), % 0.75 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.080 to 0.15
0
Nickel (Ni), % 0.3 to 0.6
31 to 33
Niobium (Nb), % 0
0.6 to 1.0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0.15 to 0.35
0 to 0.3
Sulfur (S), % 0 to 0.040
0 to 0.010