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EN 1.4612 Stainless Steel vs. EN 1.4584 Stainless Steel

Both EN 1.4612 stainless steel and EN 1.4584 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4612 stainless steel and the bottom bar is EN 1.4584 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11
34
Fatigue Strength, MPa 860 to 950
170
Impact Strength: V-Notched Charpy, J 11 to 22
67
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 1690 to 1850
500
Tensile Strength: Yield (Proof), MPa 1570 to 1730
210

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 450
420
Maximum Temperature: Mechanical, °C 790
1100
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 16
31
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 3.6
5.7
Embodied Energy, MJ/kg 50
78
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 19
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 210
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 60 to 65
17
Strength to Weight: Bending, points 40 to 43
17
Thermal Shock Resistance, points 58 to 63
12

Alloy Composition

Aluminum (Al), % 1.4 to 1.8
0
Carbon (C), % 0 to 0.015
0 to 0.025
Chromium (Cr), % 11 to 12.5
19 to 21
Copper (Cu), % 0
1.0 to 3.0
Iron (Fe), % 71.5 to 75.5
41.7 to 52
Manganese (Mn), % 0 to 0.1
0 to 2.0
Molybdenum (Mo), % 1.8 to 2.3
4.0 to 5.0
Nickel (Ni), % 10.2 to 11.3
24 to 26
Nitrogen (N), % 0 to 0.010
0 to 0.2
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.020
Titanium (Ti), % 0.2 to 0.5
0