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EN 1.4658 Stainless Steel vs. ASTM A588 Steel

Both EN 1.4658 stainless steel and ASTM A588 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 A588 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
170
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 28
22
Fatigue Strength, MPa 530
270
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 580
350
Tensile Strength: Ultimate (UTS), MPa 900
550
Tensile Strength: Yield (Proof), MPa 730
390

Thermal Properties

Latent Heat of Fusion, J/g 300
250 to 260
Maximum Temperature: Mechanical, °C 1100
410
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1410 to 1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
43 to 44
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.3 to 2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.5 to 1.6
Embodied Energy, MJ/kg 61
20 to 22
Embodied Water, L/kg 200
50 to 51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
400
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
20
Strength to Weight: Bending, points 26
19
Thermal Diffusivity, mm2/s 4.3
12
Thermal Shock Resistance, points 24
16