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EN 1.4319 Stainless Steel vs. EN 1.4612 Stainless Steel

Both EN 1.4319 stainless steel and EN 1.4612 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4319 stainless steel and the bottom bar is EN 1.4612 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 51
11
Fatigue Strength, MPa 240
860 to 950
Impact Strength: V-Notched Charpy, J 91
11 to 22
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 460
1010 to 1110
Tensile Strength: Ultimate (UTS), MPa 640
1690 to 1850
Tensile Strength: Yield (Proof), MPa 250
1570 to 1730

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 410
450
Maximum Temperature: Mechanical, °C 890
790
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 13
16
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 39
50
Embodied Water, L/kg 130
140

Common Calculations

PREN (Pitting Resistance) 18
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
190 to 210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
60 to 65
Strength to Weight: Bending, points 21
40 to 43
Thermal Shock Resistance, points 14
58 to 63

Alloy Composition

Aluminum (Al), % 0
1.4 to 1.8
Carbon (C), % 0 to 0.070
0 to 0.015
Chromium (Cr), % 16 to 18
11 to 12.5
Iron (Fe), % 70.8 to 78
71.5 to 75.5
Manganese (Mn), % 0 to 2.0
0 to 0.1
Molybdenum (Mo), % 0
1.8 to 2.3
Nickel (Ni), % 6.0 to 8.0
10.2 to 11.3
Nitrogen (N), % 0 to 0.1
0 to 0.010
Phosphorus (P), % 0 to 0.045
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.0050
Titanium (Ti), % 0
0.2 to 0.5