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ASTM A356 Grade 2 vs. EN 1.4910 Stainless Steel

Both ASTM A356 grade 2 and EN 1.4910 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM A356 grade 2 and the bottom bar is EN 1.4910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
200
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
41
Fatigue Strength, MPa 200
250
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Tensile Strength: Ultimate (UTS), MPa 510
650
Tensile Strength: Yield (Proof), MPa 270
290

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 410
950
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
16
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
20
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.5
3.9
Embodied Energy, MJ/kg 20
54
Embodied Water, L/kg 47
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
220
Resilience: Unit (Modulus of Resilience), kJ/m3 190
210
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
23
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 14
4.3
Thermal Shock Resistance, points 15
14

Alloy Composition

Boron (B), % 0
0.0015 to 0.0050
Carbon (C), % 0 to 0.25
0 to 0.040
Chromium (Cr), % 0
16 to 18
Iron (Fe), % 97.7 to 99.55
62 to 69.9
Manganese (Mn), % 0 to 0.7
0 to 2.0
Molybdenum (Mo), % 0.45 to 0.65
2.0 to 3.0
Nickel (Ni), % 0
12 to 14
Nitrogen (N), % 0
0.1 to 0.18
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 0.6
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.015