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ASTM A514 Steel vs. AISI 317LMN Stainless Steel

Both ASTM A514 steel and AISI 317LMN stainless steel are iron alloys. There are 31 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 ASTM A514 steel and the bottom bar is AISI 317LMN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240 to 250
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18 to 21
45
Fatigue Strength, MPa 470 to 540
250
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Shear Strength, MPa 490 to 520
430
Tensile Strength: Ultimate (UTS), MPa 790 to 830
620
Tensile Strength: Yield (Proof), MPa 690 to 770
270

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
290
Maximum Temperature: Mechanical, °C 400 to 440
1020
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 37 to 51
14
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.6
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3 to 8.8
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 3.8
24
Density, g/cm3 7.8 to 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.6 to 1.8
4.8
Embodied Energy, MJ/kg 21 to 25
65
Embodied Water, L/kg 48 to 57
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 170
230
Resilience: Unit (Modulus of Resilience), kJ/m3 1280 to 1590
180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 28 to 29
22
Strength to Weight: Bending, points 24 to 25
20
Thermal Diffusivity, mm2/s 10 to 14
3.8
Thermal Shock Resistance, points 23 to 24
14