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EN 1.7376 Steel vs. EN 1.4313 Stainless Steel

Both EN 1.7376 steel and EN 1.4313 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 1.4313 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
12 to 17
Fatigue Strength, MPa 320
340 to 510
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 710
750 to 1000
Tensile Strength: Yield (Proof), MPa 460
580 to 910

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Mechanical, °C 600
780
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 26
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 11
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
10
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.1
2.4
Embodied Energy, MJ/kg 29
34
Embodied Water, L/kg 88
110

Common Calculations

PREN (Pitting Resistance) 12
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 560
870 to 2100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
27 to 36
Strength to Weight: Bending, points 23
23 to 28
Thermal Diffusivity, mm2/s 6.9
6.7
Thermal Shock Resistance, points 20
27 to 36

Alloy Composition

Carbon (C), % 0.12 to 0.19
0 to 0.050
Chromium (Cr), % 8.0 to 10
12 to 14
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 86.2 to 90.6
78.5 to 84.2
Manganese (Mn), % 0.35 to 0.65
0 to 1.5
Molybdenum (Mo), % 0.9 to 1.2
0.3 to 0.7
Nickel (Ni), % 0 to 0.4
3.5 to 4.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0 to 0.050
0