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EN 1.4028 Stainless Steel vs. ACI-ASTM CE30 Steel

Both EN 1.4028 stainless steel and ACI-ASTM CE30 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 1.4028 stainless steel and the bottom bar is ACI-ASTM CE30 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 17
11
Fatigue Strength, MPa 230 to 400
170
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 660 to 930
630
Tensile Strength: Yield (Proof), MPa 390 to 730
310

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Corrosion, °C 390
460
Maximum Temperature: Mechanical, °C 760
1100
Melting Completion (Liquidus), °C 1440
1410
Melting Onset (Solidus), °C 1400
1360
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 30
14
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
19
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 1.9
3.4
Embodied Energy, MJ/kg 27
49
Embodied Water, L/kg 100
180

Common Calculations

PREN (Pitting Resistance) 13
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 94 to 96
59
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 1360
240
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24 to 33
23
Strength to Weight: Bending, points 22 to 27
21
Thermal Diffusivity, mm2/s 8.1
3.6
Thermal Shock Resistance, points 23 to 32
13

Alloy Composition

Carbon (C), % 0.26 to 0.35
0 to 0.3
Chromium (Cr), % 12 to 14
26 to 30
Iron (Fe), % 83.1 to 87.7
55.1 to 66
Manganese (Mn), % 0 to 1.5
0 to 1.5
Nickel (Ni), % 0
8.0 to 11
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.040