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EN 1.1221 Steel vs. EN 1.4983 Stainless Steel

Both EN 1.1221 steel and EN 1.4983 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 31 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 1.1221 steel and the bottom bar is EN 1.4983 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 250
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 10 to 21
40
Fatigue Strength, MPa 240 to 340
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
78
Shear Strength, MPa 450 to 520
430
Tensile Strength: Ultimate (UTS), MPa 730 to 870
630
Tensile Strength: Yield (Proof), MPa 390 to 550
230

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
940
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 48
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5
4.1
Embodied Energy, MJ/kg 19
56
Embodied Water, L/kg 47
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67 to 130
200
Resilience: Unit (Modulus of Resilience), kJ/m3 410 to 800
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 31
22
Strength to Weight: Bending, points 23 to 26
21
Thermal Diffusivity, mm2/s 13
4.0
Thermal Shock Resistance, points 23 to 28
14

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0.57 to 0.65
0.040 to 0.080
Chromium (Cr), % 0 to 0.4
16 to 18
Iron (Fe), % 97.1 to 98.8
61.8 to 69.6
Manganese (Mn), % 0.6 to 0.9
0 to 2.0
Molybdenum (Mo), % 0 to 0.1
2.0 to 2.5
Nickel (Ni), % 0 to 0.4
12 to 14
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 0.4
0 to 0.75
Sulfur (S), % 0 to 0.035
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.8