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EN 1.4872 Stainless Steel vs. ASTM A369 Grade FP1

Both EN 1.4872 stainless steel and ASTM A369 grade FP1 are iron alloys. They have 59% of their average alloy composition in common. There are 31 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 A369 grade FP1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
20
Fatigue Strength, MPa 410
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 620
270
Tensile Strength: Ultimate (UTS), MPa 950
430
Tensile Strength: Yield (Proof), MPa 560
240

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1150
410
Melting Completion (Liquidus), °C 1390
1470
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 15
50
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 17
2.4
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 3.3
1.5
Embodied Energy, MJ/kg 47
20
Embodied Water, L/kg 180
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
75
Resilience: Unit (Modulus of Resilience), kJ/m3 780
150
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 35
15
Strength to Weight: Bending, points 28
16
Thermal Diffusivity, mm2/s 3.9
13
Thermal Shock Resistance, points 21
13

Alloy Composition

Carbon (C), % 0.2 to 0.3
0.1 to 0.2
Chromium (Cr), % 24 to 26
0
Iron (Fe), % 54.2 to 61.6
97.8 to 99.06
Manganese (Mn), % 8.0 to 10
0.3 to 0.8
Molybdenum (Mo), % 0
0.44 to 0.65
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0.1 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.025