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EN 1.4462 Stainless Steel vs. ACI-ASTM CG3M Steel

Both EN 1.4462 stainless steel and ACI-ASTM CG3M steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 32 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 EN 1.4462 stainless steel and the bottom bar is ACI-ASTM CG3M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 26
28
Fatigue Strength, MPa 370
200
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
79
Tensile Strength: Ultimate (UTS), MPa 780
580
Tensile Strength: Yield (Proof), MPa 520
270

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 430
420
Maximum Temperature: Mechanical, °C 1060
1020
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 17
20
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
4.1
Embodied Energy, MJ/kg 49
56
Embodied Water, L/kg 160
160

Common Calculations

PREN (Pitting Resistance) 34
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
130
Resilience: Unit (Modulus of Resilience), kJ/m3 670
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
20
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 4.0
4.1
Thermal Shock Resistance, points 21
13

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 21 to 23
18 to 21
Iron (Fe), % 63.7 to 71.9
58.9 to 70
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 2.5 to 3.5
3.0 to 4.0
Nickel (Ni), % 4.5 to 6.5
9.0 to 13
Nitrogen (N), % 0.1 to 0.22
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 0.015
0 to 0.040