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Austenitic Grey Cast Iron vs. EN 1.4606 Stainless Steel

Both austenitic grey cast iron and EN 1.4606 stainless steel are iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is austenitic grey cast iron and the bottom bar is EN 1.4606 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.29 to 0.3
0.29
Shear Modulus, GPa 69 to 72
75
Tensile Strength: Ultimate (UTS), MPa 150 to 230
600 to 1020

Thermal Properties

Latent Heat of Fusion, J/g 280 to 350
300
Melting Completion (Liquidus), °C 1340 to 1400
1430
Melting Onset (Solidus), °C 1290 to 1350
1380
Specific Heat Capacity, J/kg-K 470 to 490
470
Thermal Expansion, µm/m-K 13 to 14
11

Otherwise Unclassified Properties

Base Metal Price, % relative 14 to 24
26
Density, g/cm3 7.7 to 8.1
7.9
Embodied Carbon, kg CO2/kg material 3.1 to 4.7
6.0
Embodied Energy, MJ/kg 43 to 65
87
Embodied Water, L/kg 93 to 120
170

Common Calculations

PREN (Pitting Resistance) 2.0 to 5.0
19
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23 to 25
24
Strength to Weight: Axial, points 5.3 to 8.2
21 to 36
Strength to Weight: Bending, points 7.9 to 11
20 to 28
Thermal Shock Resistance, points 4.5 to 6.5
21 to 35