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ASTM A202 Steel vs. EN 1.4658 Stainless Steel

Both ASTM A202 steel and EN 1.4658 stainless 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 ASTM A202 steel and the bottom bar is EN 1.4658 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 200
260
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 17 to 18
28
Fatigue Strength, MPa 240
530
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
81
Shear Strength, MPa 360 to 410
580
Tensile Strength: Ultimate (UTS), MPa 590 to 670
900
Tensile Strength: Yield (Proof), MPa 350 to 360
730

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 410
1100
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
16
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
25
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
4.5
Embodied Energy, MJ/kg 19
61
Embodied Water, L/kg 49
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 96
240
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 350
1280
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 24
32
Strength to Weight: Bending, points 20 to 22
26
Thermal Diffusivity, mm2/s 14
4.3
Thermal Shock Resistance, points 17 to 20
24