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EN 1.4849 Stainless Steel vs. ASTM A369 Grade FP12

Both EN 1.4849 stainless steel and ASTM A369 grade FP12 are iron alloys. They have 40% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4849 stainless steel and the bottom bar is ASTM A369 grade FP12.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.5
20
Fatigue Strength, MPa 120
170
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 480
470
Tensile Strength: Yield (Proof), MPa 250
250

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1020
430
Melting Completion (Liquidus), °C 1390
1470
Melting Onset (Solidus), °C 1340
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
45
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 42
2.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 7.1
1.6
Embodied Energy, MJ/kg 100
21
Embodied Water, L/kg 200
52

Common Calculations

PREN (Pitting Resistance) 20
2.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
81
Resilience: Unit (Modulus of Resilience), kJ/m3 160
160
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
17
Strength to Weight: Bending, points 17
17
Thermal Diffusivity, mm2/s 3.2
12
Thermal Shock Resistance, points 11
14

Alloy Composition

Carbon (C), % 0.3 to 0.5
0.050 to 0.15
Chromium (Cr), % 18 to 21
0.8 to 1.3
Iron (Fe), % 32.6 to 43.5
96.8 to 98.4
Manganese (Mn), % 0 to 2.0
0.3 to 0.61
Molybdenum (Mo), % 0 to 0.5
0.44 to 0.65
Nickel (Ni), % 36 to 39
0
Niobium (Nb), % 1.2 to 1.8
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 1.0 to 2.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025