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EN 1.4477 Stainless Steel vs. EN 1.7233 Steel

Both EN 1.4477 stainless steel and EN 1.7233 steel are iron alloys. They have 63% 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 1.4477 stainless steel and the bottom bar is EN 1.7233 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
210 to 290
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 22 to 23
18 to 23
Fatigue Strength, MPa 420 to 490
270 to 530
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 550 to 580
450 to 590
Tensile Strength: Ultimate (UTS), MPa 880 to 930
700 to 960
Tensile Strength: Yield (Proof), MPa 620 to 730
380 to 780

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
430
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 13
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 20
3.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.7
1.6
Embodied Energy, MJ/kg 52
21
Embodied Water, L/kg 190
53

Common Calculations

PREN (Pitting Resistance) 41
3.3
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
110 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
380 to 1630
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31 to 33
25 to 34
Strength to Weight: Bending, points 26 to 27
22 to 28
Thermal Diffusivity, mm2/s 3.5
11
Thermal Shock Resistance, points 23 to 25
21 to 28

Alloy Composition

Carbon (C), % 0 to 0.030
0.39 to 0.45
Chromium (Cr), % 28 to 30
1.2 to 1.5
Copper (Cu), % 0 to 0.8
0
Iron (Fe), % 56.6 to 63.6
96.2 to 97.5
Manganese (Mn), % 0.8 to 1.5
0.4 to 0.7
Molybdenum (Mo), % 1.5 to 2.6
0.5 to 0.7
Nickel (Ni), % 5.8 to 7.5
0
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035