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EN 1.4872 Stainless Steel vs. ASTM A182 Grade F122

Both EN 1.4872 stainless steel and ASTM A182 grade F122 are iron alloys. They have 70% 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 EN 1.4872 stainless steel and the bottom bar is ASTM A182 grade F122.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
23
Fatigue Strength, MPa 410
320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
76
Shear Strength, MPa 620
450
Tensile Strength: Ultimate (UTS), MPa 950
710
Tensile Strength: Yield (Proof), MPa 560
450

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Mechanical, °C 1150
600
Melting Completion (Liquidus), °C 1390
1490
Melting Onset (Solidus), °C 1340
1440
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 15
24
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
10
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
12

Otherwise Unclassified Properties

Base Metal Price, % relative 17
12
Density, g/cm3 7.6
8.0
Embodied Carbon, kg CO2/kg material 3.3
3.0
Embodied Energy, MJ/kg 47
44
Embodied Water, L/kg 180
100

Common Calculations

PREN (Pitting Resistance) 30
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
140
Resilience: Unit (Modulus of Resilience), kJ/m3 780
520
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 35
25
Strength to Weight: Bending, points 28
22
Thermal Diffusivity, mm2/s 3.9
6.4
Thermal Shock Resistance, points 21
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0.2 to 0.3
0.070 to 0.14
Chromium (Cr), % 24 to 26
10 to 11.5
Copper (Cu), % 0
0.3 to 1.7
Iron (Fe), % 54.2 to 61.6
81.3 to 87.7
Manganese (Mn), % 8.0 to 10
0 to 0.7
Molybdenum (Mo), % 0
0.25 to 0.6
Nickel (Ni), % 6.0 to 8.0
0 to 0.5
Niobium (Nb), % 0
0.040 to 0.1
Nitrogen (N), % 0.2 to 0.4
0.040 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
1.5 to 2.5
Vanadium (V), % 0
0.15 to 0.3
Zirconium (Zr), % 0
0 to 0.010