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AISI 205 Stainless Steel vs. ASTM A27 Cast Steel

Both AISI 205 stainless steel and ASTM A27 cast steel are iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AISI 205 stainless steel and the bottom bar is ASTM A27 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11 to 51
25 to 27
Fatigue Strength, MPa 410 to 640
170 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 800 to 1430
460 to 550
Tensile Strength: Yield (Proof), MPa 450 to 1100
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
400
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
12

Otherwise Unclassified Properties

Base Metal Price, % relative 11
1.8
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.4
Embodied Energy, MJ/kg 37
18
Embodied Water, L/kg 150
45 to 46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 430
96 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 3060
140 to 260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 29 to 52
16 to 20
Strength to Weight: Bending, points 25 to 37
17 to 19
Thermal Shock Resistance, points 16 to 29
15 to 18