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S41003 Stainless Steel vs. EN 1.4945 Stainless Steel

Both S41003 stainless steel and EN 1.4945 stainless steel are iron alloys. They have 75% 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 S41003 stainless steel and the bottom bar is EN 1.4945 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
200 to 220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
19 to 34
Fatigue Strength, MPa 200
230 to 350
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 320
430 to 460
Tensile Strength: Ultimate (UTS), MPa 520
640 to 740
Tensile Strength: Yield (Proof), MPa 310
290 to 550

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
520
Maximum Temperature: Mechanical, °C 720
920
Melting Completion (Liquidus), °C 1440
1490
Melting Onset (Solidus), °C 1400
1440
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 27
14
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
30
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.9
5.0
Embodied Energy, MJ/kg 27
73
Embodied Water, L/kg 97
150

Common Calculations

PREN (Pitting Resistance) 12
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
130 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 240
210 to 760
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
22 to 25
Strength to Weight: Bending, points 18
20 to 22
Thermal Diffusivity, mm2/s 7.2
3.7
Thermal Shock Resistance, points 19
14 to 16

Alloy Composition

Carbon (C), % 0 to 0.030
0.040 to 0.1
Chromium (Cr), % 10.5 to 12.5
15.5 to 17.5
Iron (Fe), % 83.4 to 89.5
57.9 to 65.7
Manganese (Mn), % 0 to 1.5
0 to 1.5
Nickel (Ni), % 0 to 1.5
15.5 to 17.5
Niobium (Nb), % 0
0.4 to 1.2
Nitrogen (N), % 0 to 0.030
0.060 to 0.14
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0.3 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0
2.5 to 3.5