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ASTM A369 Grade FP22 vs. EN 1.4112 Stainless Steel

Both ASTM A369 grade FP22 and EN 1.4112 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 83% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FP22 and the bottom bar is EN 1.4112 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
230
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
20
Fatigue Strength, MPa 160
280
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
77
Shear Strength, MPa 300
470
Tensile Strength: Ultimate (UTS), MPa 470
750
Tensile Strength: Yield (Proof), MPa 240
430

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 460
910
Melting Completion (Liquidus), °C 1470
1430
Melting Onset (Solidus), °C 1430
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
15
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
10
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.7
2.6
Embodied Energy, MJ/kg 23
37
Embodied Water, L/kg 58
130

Common Calculations

PREN (Pitting Resistance) 5.5
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
130
Resilience: Unit (Modulus of Resilience), kJ/m3 150
480
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
27
Strength to Weight: Bending, points 17
24
Thermal Diffusivity, mm2/s 11
4.1
Thermal Shock Resistance, points 14
26

Alloy Composition

Carbon (C), % 0.050 to 0.15
0.85 to 1.0
Chromium (Cr), % 1.9 to 2.6
17 to 19
Iron (Fe), % 95 to 96.9
76.6 to 81.2
Manganese (Mn), % 0.3 to 0.6
0 to 1.0
Molybdenum (Mo), % 0.87 to 1.1
0.9 to 1.3
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015
Vanadium (V), % 0
0.070 to 0.12