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EN 1.4823 Stainless Steel vs. ASTM A372 Grade A Steel

Both EN 1.4823 stainless steel and ASTM A372 grade A steel are iron alloys. They have 67% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4823 stainless steel and the bottom bar is ASTM A372 grade A steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 3.4
22
Fatigue Strength, MPa 130
190
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 620
500
Tensile Strength: Yield (Proof), MPa 290
270

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 16
1.8
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 43
18
Embodied Water, L/kg 170
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
95
Resilience: Unit (Modulus of Resilience), kJ/m3 200
200
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 23
18
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 4.5
14
Thermal Shock Resistance, points 17
16

Alloy Composition

Carbon (C), % 0.3 to 0.5
0 to 0.3
Chromium (Cr), % 25 to 28
0
Iron (Fe), % 60.9 to 70.7
98.3 to 99.85
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 3.0 to 6.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 1.0 to 2.5
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.010