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ACI-ASTM CC50 Steel vs. EN 1.4435 Stainless Steel

Both ACI-ASTM CC50 steel and EN 1.4435 stainless steel are iron alloys. They have 85% 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 ACI-ASTM CC50 steel and the bottom bar is EN 1.4435 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 430
610

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
420
Maximum Temperature: Mechanical, °C 1100
980
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 14
21
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.7
4.1
Embodied Energy, MJ/kg 39
57
Embodied Water, L/kg 170
160

Common Calculations

PREN (Pitting Resistance) 28
28
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 16
21
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 4.5
4.0
Thermal Shock Resistance, points 14
14

Alloy Composition

Carbon (C), % 0 to 0.5
0 to 0.030
Chromium (Cr), % 26 to 30
17 to 19
Iron (Fe), % 62.9 to 74
59.8 to 68
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 0 to 4.0
12.5 to 15
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015