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AISI 430 Stainless Steel vs. EN 1.8959 Steel

Both AISI 430 stainless steel and EN 1.8959 steel are iron alloys. They have 83% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 430 stainless steel and the bottom bar is EN 1.8959 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 24
16
Fatigue Strength, MPa 180
220
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 320
350
Tensile Strength: Ultimate (UTS), MPa 500
570
Tensile Strength: Yield (Proof), MPa 260
340

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 870
420
Melting Completion (Liquidus), °C 1510
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
39
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
2.7
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.1
1.6
Embodied Energy, MJ/kg 30
21
Embodied Water, L/kg 120
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
78
Resilience: Unit (Modulus of Resilience), kJ/m3 170
300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 6.7
10
Thermal Shock Resistance, points 18
17

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.19
Chromium (Cr), % 16 to 18
0.35 to 0.85
Copper (Cu), % 0
0.2 to 0.6
Iron (Fe), % 79.1 to 84
94.9 to 99
Manganese (Mn), % 0 to 1.0
0.45 to 1.6
Molybdenum (Mo), % 0
0 to 0.35
Nickel (Ni), % 0 to 0.75
0 to 0.7
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.55
Sulfur (S), % 0 to 0.030
0 to 0.040
Zirconium (Zr), % 0
0 to 0.17