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EN 1.4034 Stainless Steel vs. S45000 Stainless Steel

Both EN 1.4034 stainless steel and S45000 stainless steel are iron alloys. They have a moderately high 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 (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4034 stainless steel and the bottom bar is S45000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 14
6.8 to 14
Fatigue Strength, MPa 230 to 400
330 to 650
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 420 to 540
590 to 830
Tensile Strength: Ultimate (UTS), MPa 690 to 900
980 to 1410
Tensile Strength: Yield (Proof), MPa 390 to 730
580 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 390
400
Maximum Temperature: Mechanical, °C 770
840
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
17
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
13
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
2.8
Embodied Energy, MJ/kg 27
39
Embodied Water, L/kg 100
130

Common Calculations

PREN (Pitting Resistance) 14
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 94
94 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 1370
850 to 4400
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25 to 32
35 to 50
Strength to Weight: Bending, points 22 to 27
28 to 36
Thermal Diffusivity, mm2/s 8.1
4.5
Thermal Shock Resistance, points 24 to 32
33 to 47

Alloy Composition

Carbon (C), % 0.43 to 0.5
0 to 0.050
Chromium (Cr), % 12.5 to 14.5
14 to 16
Copper (Cu), % 0
1.3 to 1.8
Iron (Fe), % 83 to 87.1
72.1 to 79.3
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
0.5 to 1.0
Nickel (Ni), % 0
5.0 to 7.0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030

Comparable Variants