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EN 1.4584 Stainless Steel vs. ACI-ASTM CD6MN Steel

Both EN 1.4584 stainless steel and ACI-ASTM CD6MN steel are iron alloys. They have 75% 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 EN 1.4584 stainless steel and the bottom bar is ACI-ASTM CD6MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
28
Fatigue Strength, MPa 170
370
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 500
730
Tensile Strength: Yield (Proof), MPa 210
510

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 420
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 17
16
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
17
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 5.7
3.4
Embodied Energy, MJ/kg 78
48
Embodied Water, L/kg 200
170

Common Calculations

PREN (Pitting Resistance) 36
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
180
Resilience: Unit (Modulus of Resilience), kJ/m3 110
650
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
26
Strength to Weight: Bending, points 17
23
Thermal Diffusivity, mm2/s 4.5
4.4
Thermal Shock Resistance, points 12
20

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.060
Chromium (Cr), % 19 to 21
24 to 27
Copper (Cu), % 1.0 to 3.0
0
Iron (Fe), % 41.7 to 52
62.1 to 70.1
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
1.8 to 2.5
Nickel (Ni), % 24 to 26
4.0 to 6.0
Nitrogen (N), % 0 to 0.2
0.15 to 0.25
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.040