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ASTM A182 Grade F5a vs. EN 1.4521 Stainless Steel

Both ASTM A182 grade F5a and EN 1.4521 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F5a and the bottom bar is EN 1.4521 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
23
Fatigue Strength, MPa 380
230
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
78
Shear Strength, MPa 450
330
Tensile Strength: Ultimate (UTS), MPa 710
520
Tensile Strength: Yield (Proof), MPa 520
340

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 510
930
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
23
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.8
2.8
Embodied Energy, MJ/kg 24
39
Embodied Water, L/kg 69
130

Common Calculations

PREN (Pitting Resistance) 6.8
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
100
Resilience: Unit (Modulus of Resilience), kJ/m3 700
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
19
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 11
6.2
Thermal Shock Resistance, points 20
18

Alloy Composition

Carbon (C), % 0 to 0.25
0 to 0.025
Chromium (Cr), % 4.0 to 6.0
17 to 20
Iron (Fe), % 91.4 to 95.6
74.6 to 81.1
Manganese (Mn), % 0 to 0.6
0 to 1.0
Molybdenum (Mo), % 0.44 to 0.65
1.8 to 2.5
Nickel (Ni), % 0 to 0.5
0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.8