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EN 1.4005 Stainless Steel vs. ASTM A369 Grade FP22

Both EN 1.4005 stainless steel and ASTM A369 grade FP22 are iron alloys. They have 88% 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 1.4005 stainless steel and the bottom bar is ASTM A369 grade FP22.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 13 to 21
20
Fatigue Strength, MPa 240 to 290
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 390 to 450
300
Tensile Strength: Ultimate (UTS), MPa 630 to 750
470
Tensile Strength: Yield (Proof), MPa 370 to 500
240

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 760
460
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
39
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
3.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.0
1.7
Embodied Energy, MJ/kg 28
23
Embodied Water, L/kg 100
58

Common Calculations

PREN (Pitting Resistance) 14
5.5
Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 110
80
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 650
150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23 to 27
17
Strength to Weight: Bending, points 21 to 24
17
Thermal Diffusivity, mm2/s 8.1
11
Thermal Shock Resistance, points 23 to 27
14

Alloy Composition

Carbon (C), % 0.060 to 0.15
0.050 to 0.15
Chromium (Cr), % 12 to 14
1.9 to 2.6
Iron (Fe), % 82.4 to 87.8
95 to 96.9
Manganese (Mn), % 0 to 1.5
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.6
0.87 to 1.1
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0.15 to 0.35
0 to 0.025