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ASTM A217 Cast Steel vs. ASTM A372 Grade M Steel

Both ASTM A217 cast steel and ASTM A372 grade M steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A217 cast steel and the bottom bar is ASTM A372 grade M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 210
240 to 280
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 21 to 27
18 to 21
Fatigue Strength, MPa 200 to 320
450 to 520
Poisson's Ratio 0.28 to 0.29
0.29
Shear Modulus, GPa 73 to 75
73
Tensile Strength: Ultimate (UTS), MPa 540 to 710
810 to 910
Tensile Strength: Yield (Proof), MPa 270 to 460
660 to 770

Thermal Properties

Latent Heat of Fusion, J/g 250 to 270
250
Maximum Temperature: Mechanical, °C 410 to 600
450
Melting Completion (Liquidus), °C 1450 to 1460
1460
Melting Onset (Solidus), °C 1410 to 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 26 to 50
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3 to 9.2
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4 to 11
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 7.0
5.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5 to 2.1
2.0
Embodied Energy, MJ/kg 20 to 28
27
Embodied Water, L/kg 47 to 87
61

Common Calculations

PREN (Pitting Resistance) 2.5 to 13
3.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 130
160
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 570
1140 to 1580
Stiffness to Weight: Axial, points 13 to 14
13
Stiffness to Weight: Bending, points 24 to 25
24
Strength to Weight: Axial, points 19 to 25
29 to 32
Strength to Weight: Bending, points 19 to 23
24 to 27
Thermal Diffusivity, mm2/s 6.9 to 14
12
Thermal Shock Resistance, points 16 to 20
24 to 27

Comparable Variants