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EN 1.4319 Stainless Steel vs. EN 1.4362 Stainless Steel

Both EN 1.4319 stainless steel and EN 1.4362 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have a moderately high 93% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4319 stainless steel and the bottom bar is EN 1.4362 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 51
25
Fatigue Strength, MPa 240
320
Impact Strength: V-Notched Charpy, J 91
90
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 460
470
Tensile Strength: Ultimate (UTS), MPa 640
730
Tensile Strength: Yield (Proof), MPa 250
460

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 890
1060
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
14
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 39
41
Embodied Water, L/kg 130
160

Common Calculations

PREN (Pitting Resistance) 18
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
160
Resilience: Unit (Modulus of Resilience), kJ/m3 160
530
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
26
Strength to Weight: Bending, points 21
23
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 14
20

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.030
Chromium (Cr), % 16 to 18
22 to 24.5
Copper (Cu), % 0
0.1 to 0.6
Iron (Fe), % 70.8 to 78
65.5 to 74.3
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
0.1 to 0.6
Nickel (Ni), % 6.0 to 8.0
3.5 to 5.5
Nitrogen (N), % 0 to 0.1
0.050 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 to 0.030
0 to 0.015