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EN 1.5805 Steel vs. S30435 Stainless Steel

Both EN 1.5805 steel and S30435 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.5805 steel and the bottom bar is S30435 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 170
160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 460 to 1180
510

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 430
900
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 3.1
14
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.6
2.9
Embodied Energy, MJ/kg 21
40
Embodied Water, L/kg 53
140

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 42
18
Strength to Weight: Bending, points 17 to 32
18
Thermal Diffusivity, mm2/s 11
4.2
Thermal Shock Resistance, points 13 to 35
12

Alloy Composition

Carbon (C), % 0.070 to 0.12
0 to 0.080
Chromium (Cr), % 0.9 to 1.2
16 to 18
Copper (Cu), % 0 to 0.25
1.5 to 3.0
Iron (Fe), % 95.7 to 97.2
66.9 to 75.5
Manganese (Mn), % 0.6 to 0.9
0 to 2.0
Nickel (Ni), % 1.2 to 1.5
7.0 to 9.0
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030