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EN 1.4529 Stainless Steel vs. ASTM A369 Grade FP22

Both EN 1.4529 stainless steel and ASTM A369 grade FP22 are iron alloys. They have 51% 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 1.4529 stainless steel and the bottom bar is ASTM A369 grade FP22.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 43
20
Fatigue Strength, MPa 310
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
74
Shear Strength, MPa 520
300
Tensile Strength: Ultimate (UTS), MPa 750
470
Tensile Strength: Yield (Proof), MPa 340
240

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1100
460
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
39
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 33
3.8
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.2
1.7
Embodied Energy, MJ/kg 84
23
Embodied Water, L/kg 200
58

Common Calculations

PREN (Pitting Resistance) 45
5.5
Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
80
Resilience: Unit (Modulus of Resilience), kJ/m3 280
150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
17
Strength to Weight: Bending, points 23
17
Thermal Diffusivity, mm2/s 3.2
11
Thermal Shock Resistance, points 17
14

Alloy Composition

Carbon (C), % 0 to 0.020
0.050 to 0.15
Chromium (Cr), % 19 to 21
1.9 to 2.6
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 42.7 to 50.4
95 to 96.9
Manganese (Mn), % 0 to 1.0
0.3 to 0.6
Molybdenum (Mo), % 6.0 to 7.0
0.87 to 1.1
Nickel (Ni), % 24 to 26
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.025