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EN 1.4923 Stainless Steel vs. S44330 Stainless Steel

Both EN 1.4923 stainless steel and S44330 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (4, 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 S44330 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
160
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
78
Shear Strength, MPa 540 to 590
280
Tensile Strength: Ultimate (UTS), MPa 870 to 980
440
Tensile Strength: Yield (Proof), MPa 470 to 780
230

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 380
560
Maximum Temperature: Mechanical, °C 740
990
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
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.8
Embodied Energy, MJ/kg 41
40
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 15
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 150
91
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 1580
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31 to 35
16
Strength to Weight: Bending, points 26 to 28
17
Thermal Diffusivity, mm2/s 6.5
5.7
Thermal Shock Resistance, points 30 to 34
16

Alloy Composition

Carbon (C), % 0.18 to 0.24
0 to 0.025
Chromium (Cr), % 11 to 12.5
20 to 23
Copper (Cu), % 0
0.3 to 0.8
Iron (Fe), % 83.5 to 87.1
72.5 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 to 0.8
Nitrogen (N), % 0
0 to 0.025
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 0.030
Titanium (Ti), % 0
0 to 0.8
Vanadium (V), % 0.25 to 0.35
0