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EN 1.7376 Steel vs. EN 1.4958 Stainless Steel

Both EN 1.7376 steel and EN 1.4958 stainless steel are iron alloys. They have 56% 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 1.4958 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
40
Fatigue Strength, MPa 320
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 710
630
Tensile Strength: Yield (Proof), MPa 460
190

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Mechanical, °C 600
1090
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1410
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 26
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.2
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
30
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.1
5.3
Embodied Energy, MJ/kg 29
75
Embodied Water, L/kg 88
200

Common Calculations

PREN (Pitting Resistance) 12
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
190
Resilience: Unit (Modulus of Resilience), kJ/m3 560
95
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
22
Strength to Weight: Bending, points 23
20
Thermal Diffusivity, mm2/s 6.9
3.2
Thermal Shock Resistance, points 20
15

Alloy Composition

Aluminum (Al), % 0
0.2 to 0.5
Carbon (C), % 0.12 to 0.19
0.030 to 0.080
Chromium (Cr), % 8.0 to 10
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0 to 0.3
0 to 0.5
Iron (Fe), % 86.2 to 90.6
41.1 to 50.6
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
30 to 32.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.2 to 0.5
Vanadium (V), % 0 to 0.050
0