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SAE-AISI 51B60 Steel vs. EN 1.4307 Stainless Steel

Both SAE-AISI 51B60 steel and EN 1.4307 stainless steel are iron alloys. They have 73% 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 SAE-AISI 51B60 steel and the bottom bar is EN 1.4307 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
180 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 21
14 to 46
Fatigue Strength, MPa 280 to 340
190 to 320
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 390 to 420
410 to 550
Tensile Strength: Ultimate (UTS), MPa 660
590 to 900
Tensile Strength: Yield (Proof), MPa 400 to 550
200 to 570

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 420
940
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 43
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
15
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 19
43
Embodied Water, L/kg 49
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73 to 120
110 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 800
100 to 810
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23
21 to 32
Strength to Weight: Bending, points 22
20 to 27
Thermal Diffusivity, mm2/s 12
4.0
Thermal Shock Resistance, points 19
13 to 20

Alloy Composition

Boron (B), % 0.00050 to 0.0030
0
Carbon (C), % 0.56 to 0.64
0 to 0.030
Chromium (Cr), % 0.7 to 0.9
17.5 to 19.5
Iron (Fe), % 97 to 97.8
66.8 to 74.5
Manganese (Mn), % 0.75 to 1.0
0 to 2.0
Nickel (Ni), % 0
8.0 to 10.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015