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ACI-ASTM CC50 Steel vs. EN 1.4887 Stainless Steel

Both ACI-ASTM CC50 steel and EN 1.4887 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, 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 1.4887 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 430
580

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Corrosion, °C 460
600
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1420
1390
Melting Onset (Solidus), °C 1370
1350
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
12
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 14
39
Density, g/cm3 7.6
8.0
Embodied Carbon, kg CO2/kg material 2.7
6.7
Embodied Energy, MJ/kg 39
96
Embodied Water, L/kg 170
210

Common Calculations

PREN (Pitting Resistance) 28
22
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 17
19
Thermal Diffusivity, mm2/s 4.5
3.2
Thermal Shock Resistance, points 14
14

Alloy Composition

Carbon (C), % 0 to 0.5
0 to 0.15
Chromium (Cr), % 26 to 30
20 to 23
Iron (Fe), % 62.9 to 74
34.2 to 45
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 0 to 4.0
33 to 37
Niobium (Nb), % 0
1.0 to 1.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.5
1.0 to 2.0
Sulfur (S), % 0 to 0.040
0 to 0.015