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AISI 334 Stainless Steel vs. ASTM A514 Steel

Both AISI 334 stainless steel and ASTM A514 steel are iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AISI 334 stainless steel and the bottom bar is ASTM A514 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
240 to 250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
18 to 21
Fatigue Strength, MPa 150
470 to 540
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 360
490 to 520
Tensile Strength: Ultimate (UTS), MPa 540
790 to 830
Tensile Strength: Yield (Proof), MPa 190
690 to 770

Thermal Properties

Latent Heat of Fusion, J/g 290
250 to 260
Maximum Temperature: Mechanical, °C 1000
400 to 440
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.3 to 3.8
Density, g/cm3 7.9
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 4.1
1.6 to 1.8
Embodied Energy, MJ/kg 59
21 to 25
Embodied Water, L/kg 170
48 to 57

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
140 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 96
1280 to 1590
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
28 to 29
Strength to Weight: Bending, points 19
24 to 25
Thermal Shock Resistance, points 12
23 to 24