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AISI 317LM Stainless Steel vs. ASTM A27 Cast Steel

Both AISI 317LM stainless steel and ASTM A27 cast steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AISI 317LM 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, % 46
25 to 27
Fatigue Strength, MPa 210
170 to 230
Poisson's Ratio 0.28
0.29
Reduction in Area, % 56
34 to 40
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 590
460 to 550
Tensile Strength: Yield (Proof), MPa 230
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 300
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
52
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.0 to 7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
1.8
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 4.8
1.4
Embodied Energy, MJ/kg 65
18
Embodied Water, L/kg 170
45 to 46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
96 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 130
140 to 260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
16 to 20
Strength to Weight: Bending, points 20
17 to 19
Thermal Diffusivity, mm2/s 3.8
14
Thermal Shock Resistance, points 13
15 to 18