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ASTM A148 Cast Steel vs. EN 1.4008 Stainless Steel

Both ASTM A148 cast steel and EN 1.4008 stainless steel are iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM A148 cast steel and the bottom bar is EN 1.4008 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 5.7 to 25
17
Fatigue Strength, MPa 280 to 670
300
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 630 to 1300
670
Tensile Strength: Yield (Proof), MPa 390 to 1160
500

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400 to 430
760
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 37 to 47
25
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3 to 7.5
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3 to 8.6
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 3.3
8.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
2.1
Embodied Energy, MJ/kg 20 to 22
30
Embodied Water, L/kg 48 to 53
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
100
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 3570
630
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 46
24
Strength to Weight: Bending, points 21 to 34
22
Thermal Diffusivity, mm2/s 9.9 to 13
6.7
Thermal Shock Resistance, points 18 to 38
23