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EN 1.4762 Stainless Steel vs. S41045 Stainless Steel

Both EN 1.4762 stainless steel and S41045 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 86% 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 1.4762 stainless steel and the bottom bar is S41045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 13
25
Fatigue Strength, MPa 180
160
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 370
280
Tensile Strength: Ultimate (UTS), MPa 620
430
Tensile Strength: Yield (Proof), MPa 310
230

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 440
430
Maximum Temperature: Mechanical, °C 1150
740
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
29
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
8.5
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.5
2.2
Embodied Energy, MJ/kg 37
31
Embodied Water, L/kg 170
100

Common Calculations

PREN (Pitting Resistance) 25
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
92
Resilience: Unit (Modulus of Resilience), kJ/m3 250
140
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
16
Strength to Weight: Bending, points 21
16
Thermal Diffusivity, mm2/s 4.6
7.8
Thermal Shock Resistance, points 22
16

Alloy Composition

Aluminum (Al), % 1.2 to 1.7
0
Carbon (C), % 0 to 0.12
0 to 0.030
Chromium (Cr), % 23 to 26
12 to 13
Iron (Fe), % 69.7 to 75.1
83.8 to 88
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0 to 0.6
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0.7 to 1.4
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030