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EN 1.8505 Steel vs. ASTM A356 Grade 5

Both EN 1.8505 steel and ASTM A356 grade 5 are iron alloys. They have a very high 98% 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 1.8505 steel and the bottom bar is ASTM A356 grade 5.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 320
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 13
25
Fatigue Strength, MPa 540
230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 1050
550
Tensile Strength: Yield (Proof), MPa 860
310

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 440
420
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 39
49
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
2.6
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.6
1.5
Embodied Energy, MJ/kg 22
20
Embodied Water, L/kg 65
49

Common Calculations

PREN (Pitting Resistance) 2.6
2.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1950
250
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 37
20
Strength to Weight: Bending, points 30
19
Thermal Diffusivity, mm2/s 11
13
Thermal Shock Resistance, points 31
16

Alloy Composition

Aluminum (Al), % 0.8 to 1.2
0
Carbon (C), % 0.28 to 0.35
0 to 0.25
Chromium (Cr), % 1.5 to 1.8
0.4 to 0.7
Iron (Fe), % 95.4 to 97.1
97.1 to 99.2
Manganese (Mn), % 0.4 to 0.7
0 to 0.7
Molybdenum (Mo), % 0.2 to 0.4
0.4 to 0.6
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.4
0 to 0.6
Sulfur (S), % 0 to 0.035
0 to 0.030