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EN 1.4598 Stainless Steel vs. EN 1.0258 Steel

Both EN 1.4598 stainless steel and EN 1.0258 steel are iron alloys. They have 67% 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 1.4598 stainless steel and the bottom bar is EN 1.0258 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
23
Fatigue Strength, MPa 210
200
Impact Strength: V-Notched Charpy, J 90
38
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 420
310
Tensile Strength: Ultimate (UTS), MPa 600
490
Tensile Strength: Yield (Proof), MPa 230
290

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 950
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
49
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 19
2.1
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.8
1.5
Embodied Energy, MJ/kg 52
19
Embodied Water, L/kg 150
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
95
Resilience: Unit (Modulus of Resilience), kJ/m3 130
220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
17
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 4.1
13
Thermal Shock Resistance, points 14
16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.2
Chromium (Cr), % 16.5 to 18.5
0 to 0.3
Copper (Cu), % 1.3 to 1.8
0 to 0.3
Iron (Fe), % 60.8 to 70.1
96.9 to 100
Manganese (Mn), % 0 to 2.0
0 to 1.4
Molybdenum (Mo), % 2.0 to 2.5
0 to 0.080
Nickel (Ni), % 10 to 13
0 to 0.3
Niobium (Nb), % 0
0 to 0.010
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0.1 to 0.2
0 to 0.020
Titanium (Ti), % 0
0 to 0.040
Vanadium (V), % 0
0 to 0.020