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EN 1.0456 Steel vs. ASTM A369 Grade FP21

Both EN 1.0456 steel and ASTM A369 grade FP21 are iron alloys. They have a very high 96% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.0456 steel and the bottom bar is ASTM A369 grade FP21.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 130
140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24 to 26
20
Fatigue Strength, MPa 210 to 220
160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 270 to 280
300
Tensile Strength: Ultimate (UTS), MPa 420 to 450
470
Tensile Strength: Yield (Proof), MPa 290 to 300
240

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 400
470
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 48
41
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
4.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.8
Embodied Energy, MJ/kg 20
23
Embodied Water, L/kg 49
61

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 99
80
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 230
150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 15 to 16
17
Strength to Weight: Bending, points 16 to 17
17
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 13 to 14
14

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0 to 0.2
0.050 to 0.15
Chromium (Cr), % 0 to 0.3
2.7 to 3.4
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 96.7 to 99.48
94.3 to 96.2
Manganese (Mn), % 0.5 to 1.4
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.1
0.8 to 1.1
Nickel (Ni), % 0 to 0.3
0
Niobium (Nb), % 0 to 0.050
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0 to 0.050
0