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ASTM A387 Grade 2 Steel vs. EN 1.4869 Casting Alloy

ASTM A387 grade 2 steel belongs to the iron alloys classification, while EN 1.4869 casting alloy belongs to the nickel alloys. There are 27 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 A387 grade 2 steel and the bottom bar is EN 1.4869 casting alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 25
5.7
Fatigue Strength, MPa 190 to 250
130
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 470 to 550
540
Tensile Strength: Yield (Proof), MPa 260 to 350
310

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 420
1200
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 45
10
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
70
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 1.6
7.7
Embodied Energy, MJ/kg 20
110
Embodied Water, L/kg 50
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 120
26
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 320
230
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 16 to 20
18
Strength to Weight: Bending, points 17 to 19
17
Thermal Diffusivity, mm2/s 12
2.6
Thermal Shock Resistance, points 14 to 16
14

Alloy Composition

Carbon (C), % 0.050 to 0.21
0.45 to 0.55
Chromium (Cr), % 0.5 to 0.8
24 to 26
Cobalt (Co), % 0
14 to 16
Iron (Fe), % 97.1 to 98.3
11.4 to 23.6
Manganese (Mn), % 0.55 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.45 to 0.6
0
Nickel (Ni), % 0
33 to 37
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.15 to 0.4
1.0 to 2.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0
4.0 to 6.0