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ASTM A387 Grade 5 Steel vs. ASTM A414 Steel

Both ASTM A387 grade 5 steel and ASTM A414 steel are iron alloys. 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 A387 grade 5 steel and the bottom bar is ASTM A414 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
110 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20 to 21
15 to 26
Fatigue Strength, MPa 160 to 240
140 to 260
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 310 to 380
230 to 370
Tensile Strength: Ultimate (UTS), MPa 500 to 600
360 to 590
Tensile Strength: Yield (Proof), MPa 230 to 350
190 to 350

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 510
400
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
49 to 50
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
7.2 to 7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
8.3 to 8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
2.2
Density, g/cm3 7.8
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 1.7
1.5 to 1.6
Embodied Energy, MJ/kg 23
20 to 22
Embodied Water, L/kg 69
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 110
69 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 320
100 to 330
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18 to 21
13 to 21
Strength to Weight: Bending, points 18 to 20
14 to 20
Thermal Diffusivity, mm2/s 11
13
Thermal Shock Resistance, points 14 to 17
11 to 17