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EN 1.3961 Alloy vs. ASTM A203 Steel

Both EN 1.3961 alloy and ASTM A203 steel are iron alloys. There are 24 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 EN 1.3961 alloy and the bottom bar is ASTM A203 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 31
22 to 26
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
73
Shear Strength, MPa 300
330 to 370
Tensile Strength: Ultimate (UTS), MPa 450
520 to 590
Tensile Strength: Yield (Proof), MPa 310
290 to 390

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 1.3
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
3.2 to 4.0
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.8
1.6 to 1.7
Embodied Energy, MJ/kg 66
21 to 23
Embodied Water, L/kg 110
50 to 52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 250
230 to 410
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
18 to 21
Strength to Weight: Bending, points 16
18 to 20
Thermal Shock Resistance, points 130
15 to 17