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ASTM A302 Alloy Steel vs. EN 1.3553 Steel

Both ASTM A302 alloy steel and EN 1.3553 steel are iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM A302 alloy steel and the bottom bar is EN 1.3553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 190
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 590 to 620
720

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 410
540
Melting Completion (Liquidus), °C 1460
1620
Melting Onset (Solidus), °C 1420
1570
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 39 to 51
24
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.4
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.4
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 3.0
24
Density, g/cm3 7.8 to 7.9
8.4
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
8.5
Embodied Energy, MJ/kg 20 to 21
130
Embodied Water, L/kg 48 to 50
96

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 21 to 22
24
Strength to Weight: Bending, points 20 to 21
21
Thermal Diffusivity, mm2/s 10 to 14
6.4
Thermal Shock Resistance, points 17 to 18
21