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EN 1.4482 Stainless Steel vs. ACI-ASTM CB30 Steel

Both EN 1.4482 stainless steel and ACI-ASTM CB30 steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4482 stainless steel and the bottom bar is ACI-ASTM CB30 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Tensile Strength: Ultimate (UTS), MPa 770 to 800
500
Tensile Strength: Yield (Proof), MPa 530 to 570
230

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 430
420
Maximum Temperature: Mechanical, °C 980
940
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
21
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 12
10
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.3
Embodied Energy, MJ/kg 38
33
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 24
20
Resilience: Unit (Modulus of Resilience), kJ/m3 690 to 820
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 29
18
Strength to Weight: Bending, points 24 to 25
18
Thermal Diffusivity, mm2/s 4.0
5.6
Thermal Shock Resistance, points 21 to 22
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.3
Chromium (Cr), % 19.5 to 21.5
18 to 21
Copper (Cu), % 0 to 1.0
0 to 1.2
Iron (Fe), % 66.1 to 74.9
72.9 to 82
Manganese (Mn), % 4.0 to 6.0
0 to 1.0
Molybdenum (Mo), % 0.1 to 0.6
0
Nickel (Ni), % 1.5 to 3.5
0 to 2.0
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.040