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EN 1.4821 Stainless Steel vs. SAE-AISI 1212 Steel

Both EN 1.4821 stainless steel and SAE-AISI 1212 steel are iron alloys. They have 69% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4821 stainless steel and the bottom bar is SAE-AISI 1212 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
140 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 18
11 to 28
Fatigue Strength, MPa 280
200 to 290
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 450
280 to 370
Tensile Strength: Ultimate (UTS), MPa 730
440 to 620
Tensile Strength: Yield (Proof), MPa 450
260 to 460

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
52
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 15
1.8
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.9
1.4
Embodied Energy, MJ/kg 41
18
Embodied Water, L/kg 160
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
64 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 500
180 to 560
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 26
15 to 22
Strength to Weight: Bending, points 23
16 to 20
Thermal Diffusivity, mm2/s 4.6
14
Thermal Shock Resistance, points 21
14 to 20

Alloy Composition

Carbon (C), % 0.1 to 0.2
0 to 0.13
Chromium (Cr), % 24.5 to 26.5
0
Iron (Fe), % 64.2 to 71.1
98.5 to 99.07
Manganese (Mn), % 0 to 2.0
0.7 to 1.0
Nickel (Ni), % 3.5 to 5.5
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.040
0.070 to 0.12
Silicon (Si), % 0.8 to 1.5
0
Sulfur (S), % 0 to 0.015
0.16 to 0.23