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EN 1.4658 Stainless Steel vs. EN 1.0038 Steel

Both EN 1.4658 stainless steel and EN 1.0038 steel are iron alloys. They have 59% of their average alloy composition in common. There are 30 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 1.4658 stainless steel and the bottom bar is EN 1.0038 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
110 to 120
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 28
23 to 25
Fatigue Strength, MPa 530
140 to 160
Impact Strength: V-Notched Charpy, J 110
28 to 31
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 580
240 to 270
Tensile Strength: Ultimate (UTS), MPa 900
380 to 430
Tensile Strength: Yield (Proof), MPa 730
200 to 220

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
49
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.4
Embodied Energy, MJ/kg 61
19
Embodied Water, L/kg 200
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
72 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
110 to 130
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
13 to 15
Strength to Weight: Bending, points 26
15 to 16
Thermal Diffusivity, mm2/s 4.3
13
Thermal Shock Resistance, points 24
12 to 13

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.23
Chromium (Cr), % 26 to 29
0 to 0.3
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
0 to 0.6
Iron (Fe), % 50.9 to 63.7
97.1 to 100
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 4.0 to 5.0
0 to 0.080
Nickel (Ni), % 5.5 to 9.5
0 to 0.3
Nitrogen (N), % 0.3 to 0.5
0 to 0.014
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 0.55
Sulfur (S), % 0 to 0.010
0 to 0.045