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ASTM A356 Grade 2 vs. EN 1.4518 Stainless Steel

Both ASTM A356 grade 2 and EN 1.4518 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 29 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 1.4518 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
34
Fatigue Strength, MPa 200
160
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 510
490
Tensile Strength: Yield (Proof), MPa 270
210

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 410
1000
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.4

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
4.0
Embodied Energy, MJ/kg 20
55
Embodied Water, L/kg 47
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
140
Resilience: Unit (Modulus of Resilience), kJ/m3 190
100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
17
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 14
4.1
Thermal Shock Resistance, points 15
14

Alloy Composition

Carbon (C), % 0 to 0.25
0 to 0.030
Chromium (Cr), % 0
18 to 20
Iron (Fe), % 97.7 to 99.55
61.4 to 70
Manganese (Mn), % 0 to 0.7
0 to 1.5
Molybdenum (Mo), % 0.45 to 0.65
3.0 to 3.5
Nickel (Ni), % 0
9.0 to 12
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030