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ASTM A387 Grade 5 Steel vs. EN 1.7366 Steel

Both ASTM A387 grade 5 steel and EN 1.7366 steel are iron alloys. Their average alloy composition is basically identical. There are 32 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 A387 grade 5 steel and the bottom bar is EN 1.7366 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
140 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20 to 21
17 to 19
Fatigue Strength, MPa 160 to 240
160 to 320
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
74
Shear Strength, MPa 310 to 380
290 to 440
Tensile Strength: Ultimate (UTS), MPa 500 to 600
460 to 710
Tensile Strength: Yield (Proof), MPa 230 to 350
230 to 480

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 510
510
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
4.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.7
Embodied Energy, MJ/kg 23
23
Embodied Water, L/kg 69
69

Common Calculations

PREN (Pitting Resistance) 6.8
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 110
74 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 320
140 to 600
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18 to 21
16 to 25
Strength to Weight: Bending, points 18 to 20
17 to 23
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 14 to 17
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.18
Chromium (Cr), % 4.0 to 6.0
4.0 to 6.0
Iron (Fe), % 92.1 to 95.3
91.9 to 95.3
Manganese (Mn), % 0.3 to 0.6
0.3 to 0.8
Molybdenum (Mo), % 0.45 to 0.65
0.45 to 0.65
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.015

Comparable Variants