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AISI 329 Stainless Steel vs. EN 1.0031 Steel

Both AISI 329 stainless steel and EN 1.0031 steel are iron alloys. They have 69% 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 AISI 329 stainless steel and the bottom bar is EN 1.0031 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
89
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
28
Fatigue Strength, MPa 330
160
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Shear Strength, MPa 440
200
Tensile Strength: Ultimate (UTS), MPa 710
310
Tensile Strength: Yield (Proof), MPa 540
210

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
53
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 16
1.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.1
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 170
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
78
Resilience: Unit (Modulus of Resilience), kJ/m3 730
120
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
11
Strength to Weight: Bending, points 23
13
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 19
9.8

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 23 to 28
0
Iron (Fe), % 63.1 to 74
98.8 to 100
Manganese (Mn), % 0 to 1.0
0 to 0.7
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 2.0 to 5.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.045