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EN 1.4923 Stainless Steel vs. EN 1.4621 Stainless Steel

Both EN 1.4923 stainless steel and EN 1.4621 stainless steel are iron alloys. They have 90% 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 1.4923 stainless steel and the bottom bar is EN 1.4621 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 21
25
Fatigue Strength, MPa 300 to 440
190
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
78
Shear Strength, MPa 540 to 590
320
Tensile Strength: Ultimate (UTS), MPa 870 to 980
500
Tensile Strength: Yield (Proof), MPa 470 to 780
270

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 380
510
Maximum Temperature: Mechanical, °C 740
970
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 24
21
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
14
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.8
Embodied Energy, MJ/kg 41
41
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 15
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 150
110
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 1580
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31 to 35
18
Strength to Weight: Bending, points 26 to 28
18
Thermal Diffusivity, mm2/s 6.5
5.7
Thermal Shock Resistance, points 30 to 34
17

Alloy Composition

Carbon (C), % 0.18 to 0.24
0 to 0.030
Chromium (Cr), % 11 to 12.5
20 to 21.5
Copper (Cu), % 0
0.1 to 1.0
Iron (Fe), % 83.5 to 87.1
74.4 to 79.7
Manganese (Mn), % 0.4 to 0.9
0 to 1.0
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 0.3 to 0.8
0
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0.25 to 0.35
0

Comparable Variants