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ASTM A182 Grade F122 vs. EN 1.4818 Stainless Steel

Both ASTM A182 grade F122 and EN 1.4818 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F122 and the bottom bar is EN 1.4818 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 23
40
Fatigue Strength, MPa 320
280
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 450
480
Tensile Strength: Ultimate (UTS), MPa 710
700
Tensile Strength: Yield (Proof), MPa 450
330

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Mechanical, °C 600
1050
Melting Completion (Liquidus), °C 1490
1410
Melting Onset (Solidus), °C 1440
1370
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 24
17
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 12
16
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 3.0
3.1
Embodied Energy, MJ/kg 44
44
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 17
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
230
Resilience: Unit (Modulus of Resilience), kJ/m3 520
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
25
Strength to Weight: Bending, points 22
23
Thermal Diffusivity, mm2/s 6.4
4.5
Thermal Shock Resistance, points 19
15

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0 to 0.0050
0
Carbon (C), % 0.070 to 0.14
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 10 to 11.5
18 to 20
Copper (Cu), % 0.3 to 1.7
0
Iron (Fe), % 81.3 to 87.7
65.6 to 71.8
Manganese (Mn), % 0 to 0.7
0 to 1.0
Molybdenum (Mo), % 0.25 to 0.6
0
Nickel (Ni), % 0 to 0.5
9.0 to 11
Niobium (Nb), % 0.040 to 0.1
0
Nitrogen (N), % 0.040 to 0.1
0.12 to 0.2
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.5
1.0 to 2.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0.15 to 0.3
0
Zirconium (Zr), % 0 to 0.010
0