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AISI 329 Stainless Steel vs. EN 1.0303 Steel

Both AISI 329 stainless steel and EN 1.0303 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 (4, 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 1.0303 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
84 to 120
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
12 to 25
Fatigue Strength, MPa 330
150 to 230
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Shear Strength, MPa 440
220 to 260
Tensile Strength: Ultimate (UTS), MPa 710
290 to 410
Tensile Strength: Yield (Proof), MPa 540
200 to 320

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
1430
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
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
7.9

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
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
30 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 730
110 to 270
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
10 to 15
Strength to Weight: Bending, points 23
12 to 16
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 19
9.2 to 13

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0 to 0.080
0.020 to 0.060
Chromium (Cr), % 23 to 28
0
Iron (Fe), % 63.1 to 74
99.335 to 99.71
Manganese (Mn), % 0 to 1.0
0.25 to 0.4
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 2.0 to 5.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.025