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ASTM A148 Cast Steel vs. S30615 Stainless Steel

Both ASTM A148 cast steel and S30615 stainless steel are iron alloys. There are 28 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 A148 cast steel and the bottom bar is S30615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 390
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 5.7 to 25
39
Fatigue Strength, MPa 280 to 670
270
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Tensile Strength: Ultimate (UTS), MPa 630 to 1300
690
Tensile Strength: Yield (Proof), MPa 390 to 1160
310

Thermal Properties

Latent Heat of Fusion, J/g 250
340
Maximum Temperature: Mechanical, °C 400 to 430
960
Melting Completion (Liquidus), °C 1460
1370
Melting Onset (Solidus), °C 1420
1320
Specific Heat Capacity, J/kg-K 470
500
Thermal Conductivity, W/m-K 37 to 47
14
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 3.3
19
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
3.7
Embodied Energy, MJ/kg 20 to 22
53
Embodied Water, L/kg 48 to 53
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
220
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 3570
260
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 46
25
Strength to Weight: Bending, points 21 to 34
23
Thermal Diffusivity, mm2/s 9.9 to 13
3.7
Thermal Shock Resistance, points 18 to 38
16