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EN 1.7367 Steel vs. ASTM A387 Grade 12 Steel

Both EN 1.7367 steel and ASTM A387 grade 12 steel are iron alloys. They have a moderately high 91% 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 1.7367 steel and the bottom bar is ASTM A387 grade 12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
140 to 160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
25
Fatigue Strength, MPa 310
190 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 670
470 to 520
Tensile Strength: Yield (Proof), MPa 460
260 to 310

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 600
430
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 26
44
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 10
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
2.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.6
Embodied Energy, MJ/kg 37
21
Embodied Water, L/kg 88
51

Common Calculations

PREN (Pitting Resistance) 13
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
98 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 560
180 to 250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
16 to 18
Strength to Weight: Bending, points 22
17 to 18
Thermal Diffusivity, mm2/s 6.9
12
Thermal Shock Resistance, points 19
14 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Carbon (C), % 0.080 to 0.12
0.050 to 0.17
Chromium (Cr), % 8.0 to 9.5
0.8 to 1.2
Iron (Fe), % 87.3 to 90.3
97 to 98.2
Manganese (Mn), % 0.3 to 0.6
0.4 to 0.65
Molybdenum (Mo), % 0.85 to 1.1
0.45 to 0.6
Nickel (Ni), % 0 to 0.4
0
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.2 to 0.5
0.15 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.025
Titanium (Ti), % 0 to 0.010
0
Vanadium (V), % 0.18 to 0.25
0
Zirconium (Zr), % 0 to 0.010
0