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ASTM A356 Grade 2 vs. EN 1.1170 Steel

Both ASTM A356 grade 2 and EN 1.1170 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 30 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 2 and the bottom bar is EN 1.1170 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
180 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
16 to 17
Fatigue Strength, MPa 200
220 to 330
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 510
640 to 730
Tensile Strength: Yield (Proof), MPa 270
330 to 500

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
400
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 51
50
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.5
Embodied Energy, MJ/kg 20
19
Embodied Water, L/kg 47
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
91 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 190
290 to 670
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
23 to 26
Strength to Weight: Bending, points 18
21 to 23
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 15
20 to 23

Alloy Composition

Carbon (C), % 0 to 0.25
0.25 to 0.32
Chromium (Cr), % 0
0 to 0.4
Iron (Fe), % 97.7 to 99.55
96.7 to 98.5
Manganese (Mn), % 0 to 0.7
1.3 to 1.7
Molybdenum (Mo), % 0.45 to 0.65
0 to 0.1
Nickel (Ni), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 0.6
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035