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ASTM Grade HK Steel vs. ASTM A210 Steel

Both ASTM grade HK steel and ASTM A210 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 A210 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
140 to 160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
34
Fatigue Strength, MPa 150
230 to 250
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 500
470 to 540
Tensile Strength: Yield (Proof), MPa 270
290 to 310

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1400
1460 to 1470
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
52 to 53
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.0 to 8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 25
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.4
1.4
Embodied Energy, MJ/kg 63
18
Embodied Water, L/kg 200
45 to 46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 190
230 to 250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
17 to 19
Strength to Weight: Bending, points 18
17 to 19
Thermal Diffusivity, mm2/s 3.9
14
Thermal Shock Resistance, points 11
15 to 17