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EN 1.4971 Stainless Steel vs. ASTM A209 Steel

Both EN 1.4971 stainless steel and ASTM A209 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 1.4971 stainless steel and the bottom bar is ASTM A209 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
140 to 150
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
34
Fatigue Strength, MPa 270
180 to 200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 530
280 to 310
Tensile Strength: Ultimate (UTS), MPa 800
420 to 460
Tensile Strength: Yield (Proof), MPa 340
220 to 250

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
410
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1410
1420 to 1430
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
50
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.4
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 7.6
1.5
Embodied Energy, MJ/kg 110
20
Embodied Water, L/kg 300
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 280
130 to 170
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
15 to 16
Strength to Weight: Bending, points 23
16 to 17
Thermal Diffusivity, mm2/s 3.4
13
Thermal Shock Resistance, points 19
12 to 14