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EN 1.4530 Stainless Steel vs. ACI-ASTM CA6N Steel

Both EN 1.4530 stainless steel and ACI-ASTM CA6N steel are iron alloys. They have a moderately high 94% 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 CA6N steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
75
Tensile Strength: Ultimate (UTS), MPa 1030 to 1370
1080

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 790
740
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
11
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
2.5
Embodied Energy, MJ/kg 46
35
Embodied Water, L/kg 130
110

Common Calculations

PREN (Pitting Resistance) 19
12
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 36 to 48
38
Strength to Weight: Bending, points 29 to 35
30
Thermal Shock Resistance, points 35 to 47
40

Alloy Composition

Aluminum (Al), % 0.6 to 0.8
0
Carbon (C), % 0 to 0.015
0 to 0.060
Chromium (Cr), % 11.5 to 12.5
10.5 to 12.5
Iron (Fe), % 74.4 to 77.3
77.9 to 83.5
Manganese (Mn), % 0 to 0.1
0 to 0.5
Molybdenum (Mo), % 1.9 to 2.2
0
Nickel (Ni), % 8.5 to 9.5
6.0 to 8.0
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.020
Titanium (Ti), % 0.28 to 0.37
0