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ASTM A369 Grade FP5 vs. EN 1.4618 Stainless Steel

Both ASTM A369 grade FP5 and EN 1.4618 stainless steel are iron alloys. They have 73% 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 ASTM A369 grade FP5 and the bottom bar is EN 1.4618 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
200 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
51
Fatigue Strength, MPa 160
240 to 250
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
77
Shear Strength, MPa 300
480 to 500
Tensile Strength: Ultimate (UTS), MPa 470
680 to 700
Tensile Strength: Yield (Proof), MPa 240
250 to 260

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 510
900
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.7
2.7
Embodied Energy, MJ/kg 23
39
Embodied Water, L/kg 69
150

Common Calculations

PREN (Pitting Resistance) 6.8
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
270 to 280
Resilience: Unit (Modulus of Resilience), kJ/m3 140
160 to 170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
24 to 25
Strength to Weight: Bending, points 17
22 to 23
Thermal Diffusivity, mm2/s 11
4.0
Thermal Shock Resistance, points 13
15 to 16

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.1
Chromium (Cr), % 4.0 to 6.0
16.5 to 18.5
Copper (Cu), % 0
1.0 to 2.5
Iron (Fe), % 92.1 to 95.3
62.7 to 72.5
Manganese (Mn), % 0.3 to 0.6
5.5 to 9.5
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 0
4.5 to 5.5
Nitrogen (N), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.025
0 to 0.070
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.010