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ASTM A182 Grade F5a vs. EN 1.4122 Stainless Steel

Both ASTM A182 grade F5a and EN 1.4122 stainless steel are iron alloys. They have 87% 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 1.4122 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
14
Fatigue Strength, MPa 380
260 to 360
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
77
Shear Strength, MPa 450
480 to 520
Tensile Strength: Ultimate (UTS), MPa 710
790 to 850
Tensile Strength: Yield (Proof), MPa 520
450 to 630

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 510
870
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
15
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
9.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.8
2.4
Embodied Energy, MJ/kg 24
33
Embodied Water, L/kg 69
120

Common Calculations

PREN (Pitting Resistance) 6.8
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
93 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 700
520 to 1000
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
28 to 31
Strength to Weight: Bending, points 23
25 to 26
Thermal Diffusivity, mm2/s 11
4.0
Thermal Shock Resistance, points 20
28 to 30

Alloy Composition

Carbon (C), % 0 to 0.25
0.33 to 0.45
Chromium (Cr), % 4.0 to 6.0
15.5 to 17.5
Iron (Fe), % 91.4 to 95.6
77.2 to 83.4
Manganese (Mn), % 0 to 0.6
0 to 1.5
Molybdenum (Mo), % 0.44 to 0.65
0.8 to 1.3
Nickel (Ni), % 0 to 0.5
0 to 1.0
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