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S45000 Stainless Steel vs. EN 1.4434 Stainless Steel

Both S45000 stainless steel and EN 1.4434 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S45000 stainless steel and the bottom bar is EN 1.4434 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 410
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 6.8 to 14
41
Fatigue Strength, MPa 330 to 650
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Shear Strength, MPa 590 to 830
450
Tensile Strength: Ultimate (UTS), MPa 980 to 1410
660
Tensile Strength: Yield (Proof), MPa 580 to 1310
310

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 400
420
Maximum Temperature: Mechanical, °C 840
980
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 13
21
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.8
4.2
Embodied Energy, MJ/kg 39
57
Embodied Water, L/kg 130
160

Common Calculations

PREN (Pitting Resistance) 17
32
Resilience: Ultimate (Unit Rupture Work), MJ/m3 94 to 160
220
Resilience: Unit (Modulus of Resilience), kJ/m3 850 to 4400
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 35 to 50
23
Strength to Weight: Bending, points 28 to 36
21
Thermal Diffusivity, mm2/s 4.5
4.0
Thermal Shock Resistance, points 33 to 47
15

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 14 to 16
16.5 to 19.5
Copper (Cu), % 1.3 to 1.8
0
Iron (Fe), % 72.1 to 79.3
59.2 to 69.9
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.5 to 1.0
3.0 to 4.0
Nickel (Ni), % 5.0 to 7.0
10.5 to 14
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015