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EN 1.8201 Steel vs. S30615 Stainless Steel

Both EN 1.8201 steel and S30615 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.8201 steel and the bottom bar is S30615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
39
Fatigue Strength, MPa 310
270
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
75
Shear Strength, MPa 390
470
Tensile Strength: Ultimate (UTS), MPa 630
690
Tensile Strength: Yield (Proof), MPa 450
310

Thermal Properties

Latent Heat of Fusion, J/g 250
340
Maximum Temperature: Mechanical, °C 450
960
Melting Completion (Liquidus), °C 1500
1370
Melting Onset (Solidus), °C 1450
1320
Specific Heat Capacity, J/kg-K 470
500
Thermal Conductivity, W/m-K 40
14
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
19
Density, g/cm3 8.0
7.6
Embodied Carbon, kg CO2/kg material 2.5
3.7
Embodied Energy, MJ/kg 36
53
Embodied Water, L/kg 59
170

Common Calculations

PREN (Pitting Resistance) 5.7
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
220
Resilience: Unit (Modulus of Resilience), kJ/m3 530
260
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
25
Strength to Weight: Bending, points 20
23
Thermal Diffusivity, mm2/s 11
3.7
Thermal Shock Resistance, points 18
16

Alloy Composition

Aluminum (Al), % 0 to 0.030
0.8 to 1.5
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.040 to 0.1
0.16 to 0.24
Chromium (Cr), % 1.9 to 2.6
17 to 19.5
Iron (Fe), % 93.6 to 96.2
56.7 to 65.3
Manganese (Mn), % 0.1 to 0.6
0 to 2.0
Molybdenum (Mo), % 0.050 to 0.3
0
Nickel (Ni), % 0
13.5 to 16
Niobium (Nb), % 0.020 to 0.080
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.5
3.2 to 4.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0.0050 to 0.060
0
Tungsten (W), % 1.5 to 1.8
0
Vanadium (V), % 0.2 to 0.3
0