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EN 1.4469 Stainless Steel vs. SAE-AISI 51B60 Steel

Both EN 1.4469 stainless steel and SAE-AISI 51B60 steel are iron alloys. They have 63% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4469 stainless steel and the bottom bar is SAE-AISI 51B60 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 25
12 to 21
Fatigue Strength, MPa 380
280 to 340
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 740
660
Tensile Strength: Yield (Proof), MPa 550
400 to 550

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
420
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 17
43
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 21
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.4
Embodied Energy, MJ/kg 57
19
Embodied Water, L/kg 180
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
73 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 730
420 to 800
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
23
Strength to Weight: Bending, points 23
22
Thermal Diffusivity, mm2/s 4.6
12
Thermal Shock Resistance, points 20
19

Alloy Composition

Boron (B), % 0
0.00050 to 0.0030
Carbon (C), % 0 to 0.030
0.56 to 0.64
Chromium (Cr), % 25 to 27
0.7 to 0.9
Copper (Cu), % 0 to 1.3
0
Iron (Fe), % 56.4 to 65.9
97 to 97.8
Manganese (Mn), % 0 to 1.0
0.75 to 1.0
Molybdenum (Mo), % 3.0 to 5.0
0
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.12 to 0.22
0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.040