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EN 1.4854 Stainless Steel vs. ACI-ASTM CA40 Steel

Both EN 1.4854 stainless steel and ACI-ASTM CA40 steel are iron alloys. They have 52% of their average alloy composition in common. There are 32 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 1.4854 stainless steel and the bottom bar is ACI-ASTM CA40 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
310
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
10
Fatigue Strength, MPa 310
460
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 750
910
Tensile Strength: Yield (Proof), MPa 340
860

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1170
750
Melting Completion (Liquidus), °C 1370
1440
Melting Onset (Solidus), °C 1330
1500
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 11
25
Thermal Expansion, µm/m-K 15
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 34
7.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 5.7
2.0
Embodied Energy, MJ/kg 81
28
Embodied Water, L/kg 220
100

Common Calculations

PREN (Pitting Resistance) 28
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
89
Resilience: Unit (Modulus of Resilience), kJ/m3 280
1910
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26
33
Strength to Weight: Bending, points 23
27
Thermal Diffusivity, mm2/s 2.9
6.7
Thermal Shock Resistance, points 18
33

Alloy Composition

Carbon (C), % 0.040 to 0.080
0.2 to 0.4
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 24 to 26
11.5 to 14
Iron (Fe), % 33.6 to 40.6
81.5 to 88.3
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 34 to 36
0 to 1.0
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 1.2 to 2.0
0 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.040