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EN 1.4310 Stainless Steel vs. S44330 Stainless Steel

Both EN 1.4310 stainless steel and S44330 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4310 stainless steel and the bottom bar is S44330 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
160
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 45
25
Fatigue Strength, MPa 240 to 330
160
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
78
Shear Strength, MPa 510 to 550
280
Tensile Strength: Ultimate (UTS), MPa 730 to 900
440
Tensile Strength: Yield (Proof), MPa 260 to 570
230

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
560
Maximum Temperature: Mechanical, °C 910
990
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
21
Thermal Expansion, µm/m-K 18
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 14
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.8
Embodied Energy, MJ/kg 42
40
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 20
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 260
91
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 830
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26 to 32
16
Strength to Weight: Bending, points 23 to 27
17
Thermal Diffusivity, mm2/s 4.0
5.7
Thermal Shock Resistance, points 15 to 18
16

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.025
Chromium (Cr), % 16 to 19
20 to 23
Copper (Cu), % 0
0.3 to 0.8
Iron (Fe), % 66.4 to 78
72.5 to 79.7
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.8
0
Nickel (Ni), % 6.0 to 9.5
0
Niobium (Nb), % 0
0 to 0.8
Nitrogen (N), % 0 to 0.1
0 to 0.025
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0 to 0.8