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EN 1.7233 Steel vs. S32803 Stainless Steel

Both EN 1.7233 steel and S32803 stainless steel are iron alloys. They have 67% 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 1.7233 steel and the bottom bar is S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 290
210
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 18 to 23
18
Fatigue Strength, MPa 270 to 530
350
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
81
Shear Strength, MPa 450 to 590
420
Tensile Strength: Ultimate (UTS), MPa 700 to 960
680
Tensile Strength: Yield (Proof), MPa 380 to 780
560

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 430
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
16
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
19
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.6
3.7
Embodied Energy, MJ/kg 21
53
Embodied Water, L/kg 53
180

Common Calculations

PREN (Pitting Resistance) 3.3
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 200
120
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 1630
760
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25 to 34
25
Strength to Weight: Bending, points 22 to 28
22
Thermal Diffusivity, mm2/s 11
4.4
Thermal Shock Resistance, points 21 to 28
22

Alloy Composition

Carbon (C), % 0.39 to 0.45
0 to 0.015
Chromium (Cr), % 1.2 to 1.5
28 to 29
Iron (Fe), % 96.2 to 97.5
62.9 to 67.1
Manganese (Mn), % 0.4 to 0.7
0 to 0.5
Molybdenum (Mo), % 0.5 to 0.7
1.8 to 2.5
Nickel (Ni), % 0
3.0 to 4.0
Niobium (Nb), % 0
0.15 to 0.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.55
Sulfur (S), % 0 to 0.035
0 to 0.0035