MakeItFrom.com
Menu (ESC)

ASTM Grade HK Steel vs. ASTM A514 Steel

Both ASTM grade HK steel and ASTM A514 steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HK steel and the bottom bar is ASTM A514 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
240 to 250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
18 to 21
Fatigue Strength, MPa 150
470 to 540
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 500
790 to 830
Tensile Strength: Yield (Proof), MPa 270
690 to 770

Thermal Properties

Latent Heat of Fusion, J/g 310
250 to 260
Maximum Temperature: Mechanical, °C 1100
400 to 440
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
37 to 51
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.2 to 7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.3 to 8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.3 to 3.8
Density, g/cm3 7.8
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 4.4
1.6 to 1.8
Embodied Energy, MJ/kg 63
21 to 25
Embodied Water, L/kg 200
48 to 57

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
140 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 190
1280 to 1590
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
28 to 29
Strength to Weight: Bending, points 18
24 to 25
Thermal Diffusivity, mm2/s 3.9
10 to 14
Thermal Shock Resistance, points 11
23 to 24