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EN 1.7375 Steel vs. S32050 Stainless Steel

Both EN 1.7375 steel and S32050 stainless steel are iron alloys. They have 52% 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 1.7375 steel and the bottom bar is S32050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
220
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 20
46
Fatigue Strength, MPa 270
340
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
81
Shear Strength, MPa 380
540
Tensile Strength: Ultimate (UTS), MPa 620
770
Tensile Strength: Yield (Proof), MPa 400
370

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 460
1100
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
12
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
31
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.8
6.0
Embodied Energy, MJ/kg 23
81
Embodied Water, L/kg 59
210

Common Calculations

PREN (Pitting Resistance) 5.6
48
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
290
Resilience: Unit (Modulus of Resilience), kJ/m3 420
330
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
27
Strength to Weight: Bending, points 20
23
Thermal Diffusivity, mm2/s 11
3.3
Thermal Shock Resistance, points 18
17

Alloy Composition

Aluminum (Al), % 0.010 to 0.040
0
Carbon (C), % 0.1 to 0.15
0 to 0.030
Chromium (Cr), % 2.0 to 2.5
22 to 24
Copper (Cu), % 0 to 0.25
0 to 0.4
Iron (Fe), % 94.5 to 96.7
43.1 to 51.8
Manganese (Mn), % 0.3 to 0.8
0 to 1.5
Molybdenum (Mo), % 0.9 to 1.1
6.0 to 6.6
Nickel (Ni), % 0 to 0.3
20 to 23
Nitrogen (N), % 0 to 0.012
0.21 to 0.32
Phosphorus (P), % 0 to 0.015
0 to 0.035
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020