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ACI-ASTM CA6NM Steel vs. EN 1.4592 Stainless Steel

Both ACI-ASTM CA6NM steel and EN 1.4592 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA6NM steel and the bottom bar is EN 1.4592 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 17
23
Fatigue Strength, MPa 380
340
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
82
Tensile Strength: Ultimate (UTS), MPa 850
630
Tensile Strength: Yield (Proof), MPa 620
500

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 390
550
Maximum Temperature: Mechanical, °C 770
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
17
Thermal Expansion, µm/m-K 10
11

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 10
18
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.5
3.8
Embodied Energy, MJ/kg 34
52
Embodied Water, L/kg 110
180

Common Calculations

PREN (Pitting Resistance) 15
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
130
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
610
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 30
23
Strength to Weight: Bending, points 26
21
Thermal Diffusivity, mm2/s 6.7
4.6
Thermal Shock Resistance, points 31
20

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.025
Chromium (Cr), % 11.5 to 14
28 to 30
Iron (Fe), % 78.4 to 84.6
62.6 to 68.4
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.4 to 1.0
3.5 to 4.5
Nickel (Ni), % 3.5 to 4.5
0
Nitrogen (N), % 0
0 to 0.045
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.15 to 0.8