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ASTM A372 Grade J Steel vs. EN 1.8507 Steel

Both ASTM A372 grade J steel and EN 1.8507 steel are iron alloys. Their average alloy composition is basically identical. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is ASTM A372 grade J steel and the bottom bar is EN 1.8507 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 310
270
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17 to 22
16
Fatigue Strength, MPa 310 to 570
440
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
72
Shear Strength, MPa 410 to 630
550
Tensile Strength: Ultimate (UTS), MPa 650 to 1020
900
Tensile Strength: Yield (Proof), MPa 430 to 850
670

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
430
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
41
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.6
Embodied Energy, MJ/kg 20
21
Embodied Water, L/kg 51
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 170
130
Resilience: Unit (Modulus of Resilience), kJ/m3 500 to 1930
1210
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 36
32
Strength to Weight: Bending, points 21 to 29
27
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 19 to 30
26

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0.35 to 0.5
0.3 to 0.37
Chromium (Cr), % 0.8 to 1.2
1.0 to 1.3
Iron (Fe), % 96.7 to 97.8
96.1 to 97.7
Manganese (Mn), % 0.75 to 1.1
0.4 to 0.7
Molybdenum (Mo), % 0.15 to 0.25
0.15 to 0.25
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0.15 to 0.35
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.035