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AISI 312 Stainless Steel vs. EN 1.5502 Steel

Both AISI 312 stainless steel and EN 1.5502 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 (3, in this case) are not shown.

For each property being compared, the top bar is AISI 312 stainless steel and the bottom bar is EN 1.5502 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
120 to 160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
12 to 20
Fatigue Strength, MPa 370
190 to 290
Poisson's Ratio 0.27
0.29
Reduction in Area, % 56
62 to 76
Shear Modulus, GPa 80
73
Shear Strength, MPa 510
280 to 330
Tensile Strength: Ultimate (UTS), MPa 780
400 to 1380
Tensile Strength: Yield (Proof), MPa 510
270 to 440

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
52
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 17
1.9
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.4
Embodied Energy, MJ/kg 48
19
Embodied Water, L/kg 170
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
41 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 640
200 to 520
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
14 to 49
Strength to Weight: Bending, points 24
15 to 35
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 21
12 to 40

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.030
0.15 to 0.2
Chromium (Cr), % 24 to 26
0 to 0.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 62.2 to 69.2
98 to 99.249
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Molybdenum (Mo), % 1.2 to 2.0
0
Nickel (Ni), % 5.5 to 6.5
0
Nitrogen (N), % 0.14 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025