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ASTM A356 Grade 9 vs. EN 1.8523 Steel

Both ASTM A356 grade 9 and EN 1.8523 steel 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 ASTM A356 grade 9 and the bottom bar is EN 1.8523 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
300
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
15
Fatigue Strength, MPa 310
530
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 670
1000
Tensile Strength: Yield (Proof), MPa 460
800

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 440
480
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 41
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 3.6
4.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.4
2.2
Embodied Energy, MJ/kg 33
31
Embodied Water, L/kg 56
64

Common Calculations

PREN (Pitting Resistance) 4.7
6.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
140
Resilience: Unit (Modulus of Resilience), kJ/m3 570
1700
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
36
Strength to Weight: Bending, points 22
28
Thermal Diffusivity, mm2/s 11
10
Thermal Shock Resistance, points 19
29

Alloy Composition

Carbon (C), % 0 to 0.2
0.35 to 0.45
Chromium (Cr), % 1.0 to 1.5
3.0 to 3.5
Iron (Fe), % 95.2 to 97.2
93.5 to 95.7
Manganese (Mn), % 0.5 to 0.9
0.4 to 0.7
Molybdenum (Mo), % 0.9 to 1.2
0.8 to 1.1
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0.2 to 0.6
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Vanadium (V), % 0.2 to 0.35
0.15 to 0.25