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ASTM A217 Cast Steel vs. EN 1.4945 Stainless Steel

Both ASTM A217 cast steel and EN 1.4945 stainless steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A217 cast steel and the bottom bar is EN 1.4945 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 210
200 to 220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21 to 27
19 to 34
Fatigue Strength, MPa 200 to 320
230 to 350
Poisson's Ratio 0.28 to 0.29
0.28
Shear Modulus, GPa 73 to 75
77
Tensile Strength: Ultimate (UTS), MPa 540 to 710
640 to 740
Tensile Strength: Yield (Proof), MPa 270 to 460
290 to 550

Thermal Properties

Latent Heat of Fusion, J/g 250 to 270
290
Maximum Temperature: Mechanical, °C 410 to 600
920
Melting Completion (Liquidus), °C 1450 to 1460
1490
Melting Onset (Solidus), °C 1410 to 1420
1440
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 26 to 50
14
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3 to 9.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4 to 11
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 7.0
30
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.5 to 2.1
5.0
Embodied Energy, MJ/kg 20 to 28
73
Embodied Water, L/kg 47 to 87
150

Common Calculations

PREN (Pitting Resistance) 2.5 to 13
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 130
130 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 570
210 to 760
Stiffness to Weight: Axial, points 13 to 14
14
Stiffness to Weight: Bending, points 24 to 25
24
Strength to Weight: Axial, points 19 to 25
22 to 25
Strength to Weight: Bending, points 19 to 23
20 to 22
Thermal Diffusivity, mm2/s 6.9 to 14
3.7
Thermal Shock Resistance, points 16 to 20
14 to 16