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R30556 Alloy vs. EN 1.5414 Steel

Both R30556 alloy and EN 1.5414 steel are iron alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is R30556 alloy and the bottom bar is EN 1.5414 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
22
Fatigue Strength, MPa 320
250 to 270
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 550
350 to 370
Tensile Strength: Ultimate (UTS), MPa 780
550 to 580
Tensile Strength: Yield (Proof), MPa 350
350 to 380

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
410
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 11
44
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.6
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 8.7
1.6
Embodied Energy, MJ/kg 130
21
Embodied Water, L/kg 300
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
110
Resilience: Unit (Modulus of Resilience), kJ/m3 290
320 to 370
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 26
19 to 20
Strength to Weight: Bending, points 22
19 to 20
Thermal Diffusivity, mm2/s 2.9
12
Thermal Shock Resistance, points 18
16 to 17

Alloy Composition

Aluminum (Al), % 0.1 to 0.5
0
Boron (B), % 0 to 0.020
0
Carbon (C), % 0.050 to 0.15
0 to 0.2
Chromium (Cr), % 21 to 23
0 to 0.3
Cobalt (Co), % 16 to 21
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 20.4 to 38.2
96.4 to 98.7
Lanthanum (La), % 0.0050 to 0.1
0
Manganese (Mn), % 0.5 to 2.0
0.9 to 1.5
Molybdenum (Mo), % 2.5 to 4.0
0.45 to 0.6
Nickel (Ni), % 19 to 22.5
0 to 0.3
Niobium (Nb), % 0 to 0.3
0
Nitrogen (N), % 0.1 to 0.3
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0.2 to 0.8
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.0050
Tantalum (Ta), % 0.3 to 1.3
0
Tungsten (W), % 2.0 to 3.5
0
Zinc (Zn), % 0.0010 to 0.1
0