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ASTM A209 Steel vs. EN 1.4415 Stainless Steel

Both ASTM A209 steel and EN 1.4415 stainless steel are iron alloys. There are 30 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 A209 steel and the bottom bar is EN 1.4415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
17 to 20
Fatigue Strength, MPa 180 to 200
470 to 510
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 280 to 310
520 to 570
Tensile Strength: Ultimate (UTS), MPa 420 to 460
830 to 930
Tensile Strength: Yield (Proof), MPa 220 to 250
730 to 840

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 410
790
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420 to 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 50
19
Thermal Expansion, µm/m-K 13
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1 to 8.2
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
13
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.5
3.6
Embodied Energy, MJ/kg 20
51
Embodied Water, L/kg 47
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
150 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 170
1350 to 1790
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 15 to 16
29 to 33
Strength to Weight: Bending, points 16 to 17
25 to 27
Thermal Diffusivity, mm2/s 13
5.1
Thermal Shock Resistance, points 12 to 14
30 to 34

Comparable Variants