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ASTM A182 Grade F5a vs. EN 1.4446 Stainless Steel

Both ASTM A182 grade F5a and EN 1.4446 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, 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 1.4446 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
140
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
23
Fatigue Strength, MPa 380
160
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
79
Tensile Strength: Ultimate (UTS), MPa 710
490
Tensile Strength: Yield (Proof), MPa 520
240

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 510
980
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
14
Thermal Expansion, µm/m-K 13
16

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
22
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.8
4.5
Embodied Energy, MJ/kg 24
60
Embodied Water, L/kg 69
160

Common Calculations

PREN (Pitting Resistance) 6.8
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
93
Resilience: Unit (Modulus of Resilience), kJ/m3 700
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
17
Strength to Weight: Bending, points 23
17
Thermal Diffusivity, mm2/s 11
3.6
Thermal Shock Resistance, points 20
11

Alloy Composition

Carbon (C), % 0 to 0.25
0 to 0.030
Chromium (Cr), % 4.0 to 6.0
16.5 to 18.5
Iron (Fe), % 91.4 to 95.6
59.7 to 66.9
Manganese (Mn), % 0 to 0.6
0 to 1.5
Molybdenum (Mo), % 0.44 to 0.65
4.0 to 4.5
Nickel (Ni), % 0 to 0.5
12.5 to 14.5
Nitrogen (N), % 0
0.12 to 0.22
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 0.030