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ASTM A732 Cast Steel vs. EN 1.4923 Stainless Steel

Both ASTM A732 cast steel and EN 1.4923 stainless steel are iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM A732 cast steel and the bottom bar is EN 1.4923 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.0 to 25
12 to 21
Fatigue Strength, MPa 230 to 750
300 to 440
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72 to 73
76
Tensile Strength: Ultimate (UTS), MPa 460 to 1470
870 to 980
Tensile Strength: Yield (Proof), MPa 310 to 1340
470 to 780

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
270
Maximum Temperature: Mechanical, °C 400 to 430
740
Melting Completion (Liquidus), °C 1440 to 1460
1450
Melting Onset (Solidus), °C 1400 to 1420
1410
Specific Heat Capacity, J/kg-K 470 to 480
480
Thermal Conductivity, W/m-K 39 to 50
24
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1 to 7.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0 to 3.8
8.0
Density, g/cm3 7.8 to 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4 to 1.7
2.9
Embodied Energy, MJ/kg 19 to 24
41
Embodied Water, L/kg 47 to 54
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 45 to 130
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 4770
570 to 1580
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 52
31 to 35
Strength to Weight: Bending, points 17 to 37
26 to 28
Thermal Diffusivity, mm2/s 10 to 14
6.5
Thermal Shock Resistance, points 14 to 43
30 to 34