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ACI-ASTM CA6N Steel vs. EN 1.4419 Stainless Steel

Both ACI-ASTM CA6N steel and EN 1.4419 stainless steel are iron alloys. They have a moderately high 93% 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 ACI-ASTM CA6N steel and the bottom bar is EN 1.4419 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
11 to 17
Fatigue Strength, MPa 640
230 to 680
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 1080
660 to 1590
Tensile Strength: Yield (Proof), MPa 1060
370 to 1240

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 740
790
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 23
30
Thermal Expansion, µm/m-K 9.9
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 11
8.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.2
Embodied Energy, MJ/kg 35
30
Embodied Water, L/kg 110
110

Common Calculations

PREN (Pitting Resistance) 12
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
95 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 2900
350 to 3920
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
24 to 57
Strength to Weight: Bending, points 30
22 to 39
Thermal Diffusivity, mm2/s 6.1
8.1
Thermal Shock Resistance, points 40
23 to 55

Alloy Composition

Carbon (C), % 0 to 0.060
0.36 to 0.42
Chromium (Cr), % 10.5 to 12.5
13 to 14.5
Iron (Fe), % 77.9 to 83.5
82 to 86
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 0
0.6 to 1.0
Nickel (Ni), % 6.0 to 8.0
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015