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EN 1.7376 Steel vs. EN 1.4057 Stainless Steel

Both EN 1.7376 steel and EN 1.4057 stainless steel are iron alloys. They have a moderately high 91% 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 1.4057 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
11 to 17
Fatigue Strength, MPa 320
320 to 430
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 710
840 to 980
Tensile Strength: Yield (Proof), MPa 460
530 to 790

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Mechanical, °C 600
850
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1390
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
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
9.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.1
2.2
Embodied Energy, MJ/kg 29
32
Embodied Water, L/kg 88
120

Common Calculations

PREN (Pitting Resistance) 12
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
96 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 560
700 to 1610
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
30 to 35
Strength to Weight: Bending, points 23
26 to 28
Thermal Diffusivity, mm2/s 6.9
6.7
Thermal Shock Resistance, points 20
30 to 35

Alloy Composition

Carbon (C), % 0.12 to 0.19
0.12 to 0.22
Chromium (Cr), % 8.0 to 10
15 to 17
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 86.2 to 90.6
77.7 to 83.4
Manganese (Mn), % 0.35 to 0.65
0 to 1.5
Molybdenum (Mo), % 0.9 to 1.2
0
Nickel (Ni), % 0 to 0.4
1.5 to 2.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0 to 0.050
0