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EN 1.4530 Stainless Steel vs. ACI-ASTM CN3MN Steel

Both EN 1.4530 stainless steel and ACI-ASTM CN3MN steel are iron alloys. They have 69% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4530 stainless steel and the bottom bar is ACI-ASTM CN3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 1030 to 1370
620

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Corrosion, °C 450
430
Maximum Temperature: Mechanical, °C 790
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 15
33
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 3.4
6.2
Embodied Energy, MJ/kg 46
84
Embodied Water, L/kg 130
200

Common Calculations

PREN (Pitting Resistance) 19
46
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36 to 48
21
Strength to Weight: Bending, points 29 to 35
20
Thermal Shock Resistance, points 35 to 47
14

Alloy Composition

Aluminum (Al), % 0.6 to 0.8
0
Carbon (C), % 0 to 0.015
0 to 0.030
Chromium (Cr), % 11.5 to 12.5
20 to 22
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 74.4 to 77.3
41.4 to 50.3
Manganese (Mn), % 0 to 0.1
0 to 2.0
Molybdenum (Mo), % 1.9 to 2.2
6.0 to 7.0
Nickel (Ni), % 8.5 to 9.5
23.5 to 25.5
Nitrogen (N), % 0 to 0.010
0.18 to 0.26
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0.28 to 0.37
0