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EN 1.4658 Stainless Steel vs. ASTM A299 Steel

Both EN 1.4658 stainless steel and ASTM A299 steel are iron alloys. There are 29 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 EN 1.4658 stainless steel and the bottom bar is ASTM A299 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
180 to 190
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 28
21 to 22
Fatigue Strength, MPa 530
230 to 250
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 580
370 to 390
Tensile Strength: Ultimate (UTS), MPa 900
590 to 620
Tensile Strength: Yield (Proof), MPa 730
330 to 360

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
51
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.4
Embodied Energy, MJ/kg 61
19
Embodied Water, L/kg 200
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
290 to 350
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
21 to 22
Strength to Weight: Bending, points 26
20 to 21
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 24
17 to 18