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EN 1.7376 Steel vs. EN 1.4662 Stainless Steel

Both EN 1.7376 steel and EN 1.4662 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 30 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 1.7376 steel and the bottom bar is EN 1.4662 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
28
Fatigue Strength, MPa 320
430 to 450
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
79
Tensile Strength: Ultimate (UTS), MPa 710
810 to 830
Tensile Strength: Yield (Proof), MPa 460
580 to 620

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Mechanical, °C 600
1090
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 26
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
16
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.1
3.2
Embodied Energy, MJ/kg 29
45
Embodied Water, L/kg 88
170

Common Calculations

PREN (Pitting Resistance) 12
33
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
210
Resilience: Unit (Modulus of Resilience), kJ/m3 560
840 to 940
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
29 to 30
Strength to Weight: Bending, points 23
25
Thermal Diffusivity, mm2/s 6.9
3.9
Thermal Shock Resistance, points 20
22

Alloy Composition

Carbon (C), % 0.12 to 0.19
0 to 0.030
Chromium (Cr), % 8.0 to 10
23 to 25
Copper (Cu), % 0 to 0.3
0.1 to 0.8
Iron (Fe), % 86.2 to 90.6
62.6 to 70.2
Manganese (Mn), % 0.35 to 0.65
2.5 to 4.0
Molybdenum (Mo), % 0.9 to 1.2
1.0 to 2.0
Nickel (Ni), % 0 to 0.4
3.0 to 4.5
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.0050
Vanadium (V), % 0 to 0.050
0