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S32550 Stainless Steel vs. EN 1.7035 Steel

Both S32550 stainless steel and EN 1.7035 steel are iron alloys. They have 64% of their average alloy composition in common. There are 26 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 S32550 stainless steel and the bottom bar is EN 1.7035 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
160 to 290
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.27
0.29
Rockwell C Hardness 28
57
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 860
530 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.4
Embodied Energy, MJ/kg 53
19
Embodied Water, L/kg 180
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31
19 to 66
Strength to Weight: Bending, points 26
19 to 43
Thermal Diffusivity, mm2/s 4.4
12
Thermal Shock Resistance, points 23
16 to 54

Alloy Composition

Carbon (C), % 0 to 0.040
0.38 to 0.45
Chromium (Cr), % 24 to 27
0.9 to 1.2
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 57.2 to 67
97 to 98.1
Manganese (Mn), % 0 to 1.5
0.6 to 0.9
Molybdenum (Mo), % 2.9 to 3.9
0
Nickel (Ni), % 4.5 to 6.5
0
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035