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EN 1.4305 Stainless Steel vs. EN 1.4584 Stainless Steel

Both EN 1.4305 stainless steel and EN 1.4584 stainless steel are iron alloys. They have 76% 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 1.4305 stainless steel and the bottom bar is EN 1.4584 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 40
34
Fatigue Strength, MPa 190 to 330
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 610 to 900
500
Tensile Strength: Yield (Proof), MPa 220 to 570
210

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 930
1100
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 15
17
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
31
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.0
5.7
Embodied Energy, MJ/kg 42
78
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 19
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
140
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 830
110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 32
17
Strength to Weight: Bending, points 20 to 27
17
Thermal Diffusivity, mm2/s 4.0
4.5
Thermal Shock Resistance, points 14 to 20
12

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.025
Chromium (Cr), % 17 to 19
19 to 21
Copper (Cu), % 0 to 1.0
1.0 to 3.0
Iron (Fe), % 66.4 to 74.9
41.7 to 52
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 8.0 to 10
24 to 26
Nitrogen (N), % 0 to 0.1
0 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.020