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Grey Cast Iron vs. EN 1.4962 Stainless Steel

Both grey cast iron and EN 1.4962 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grey cast iron and the bottom bar is EN 1.4962 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 300
190 to 210
Elastic (Young's, Tensile) Modulus, GPa 180
200
Elongation at Break, % 9.6
22 to 34
Fatigue Strength, MPa 69 to 170
210 to 330
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 69
77
Shear Strength, MPa 180 to 610
420 to 440
Tensile Strength: Ultimate (UTS), MPa 160 to 450
630 to 690
Tensile Strength: Yield (Proof), MPa 98 to 290
260 to 490

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Melting Completion (Liquidus), °C 1380
1480
Melting Onset (Solidus), °C 1180
1440
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 46
14
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
23
Density, g/cm3 7.5
8.1
Embodied Carbon, kg CO2/kg material 1.5
4.1
Embodied Energy, MJ/kg 21
59
Embodied Water, L/kg 44
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 37
140 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 27 to 240
170 to 610
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 5.8 to 17
21 to 24
Strength to Weight: Bending, points 8.7 to 17
20 to 21
Thermal Diffusivity, mm2/s 13
3.7
Thermal Shock Resistance, points 6.0 to 17
14 to 16

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 3.1 to 3.4
0.070 to 0.15
Chromium (Cr), % 0
15.5 to 17.5
Iron (Fe), % 92.1 to 93.9
62.1 to 69
Manganese (Mn), % 0.5 to 0.7
0 to 1.5
Nickel (Ni), % 0
12.5 to 14.5
Phosphorus (P), % 0 to 0.9
0 to 0.035
Silicon (Si), % 2.5 to 2.8
0 to 0.5
Sulfur (S), % 0 to 0.15
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.7
Tungsten (W), % 0
2.5 to 3.0