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EN 1.4507 Stainless Steel vs. EN 1.6773 Steel

Both EN 1.4507 stainless steel and EN 1.6773 steel are iron alloys. They have 68% of their average alloy composition in common. There are 33 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 EN 1.4507 stainless steel and the bottom bar is EN 1.6773 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
340
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
11
Fatigue Strength, MPa 410
560
Impact Strength: V-Notched Charpy, J 90
38
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Shear Strength, MPa 530
670
Tensile Strength: Ultimate (UTS), MPa 840
1120
Tensile Strength: Yield (Proof), MPa 590
910

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
450
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 21
5.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.0
1.9
Embodied Energy, MJ/kg 55
26
Embodied Water, L/kg 180
61

Common Calculations

PREN (Pitting Resistance) 41
3.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
110
Resilience: Unit (Modulus of Resilience), kJ/m3 850
2210
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
40
Strength to Weight: Bending, points 25
30
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 23
33

Alloy Composition

Carbon (C), % 0 to 0.030
0.32 to 0.39
Chromium (Cr), % 24 to 26
1.6 to 2.0
Copper (Cu), % 1.0 to 2.5
0
Iron (Fe), % 56.4 to 65.8
92 to 93.9
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 3.0 to 4.0
0.25 to 0.45
Nickel (Ni), % 6.0 to 8.0
3.6 to 4.1
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.7
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.025