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SAE-AISI D3 Steel vs. EN 1.4658 Stainless Steel

Both SAE-AISI D3 steel and EN 1.4658 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D3 steel and the bottom bar is EN 1.4658 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 9.8 to 15
28
Fatigue Strength, MPa 310 to 940
530
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 74
81
Shear Strength, MPa 470 to 1220
580
Tensile Strength: Ultimate (UTS), MPa 770 to 2050
900
Tensile Strength: Yield (Proof), MPa 480 to 1550
730

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 31
16
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
25
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.2
4.5
Embodied Energy, MJ/kg 48
61
Embodied Water, L/kg 100
200

Common Calculations

PREN (Pitting Resistance) 13
49
Resilience: Ultimate (Unit Rupture Work), MJ/m3 97 to 180
240
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 74
32
Strength to Weight: Bending, points 24 to 47
26
Thermal Diffusivity, mm2/s 8.3
4.3
Thermal Shock Resistance, points 23 to 63
24

Alloy Composition

Carbon (C), % 2.0 to 2.4
0 to 0.030
Chromium (Cr), % 11 to 13.5
26 to 29
Cobalt (Co), % 0
0.5 to 2.0
Copper (Cu), % 0 to 0.25
0 to 1.0
Iron (Fe), % 80.3 to 87
50.9 to 63.7
Manganese (Mn), % 0 to 0.6
0 to 1.5
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0 to 0.3
5.5 to 9.5
Nitrogen (N), % 0
0.3 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.6
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 1.0
0