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EN 1.7383 Steel vs. EN 1.4749 Stainless Steel

Both EN 1.7383 steel and EN 1.4749 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.7383 steel and the bottom bar is EN 1.4749 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 180
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20 to 23
16
Fatigue Strength, MPa 210 to 270
190
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 74
80
Shear Strength, MPa 350 to 380
370
Tensile Strength: Ultimate (UTS), MPa 560 to 610
600
Tensile Strength: Yield (Proof), MPa 300 to 400
320

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 460
1100
Melting Completion (Liquidus), °C 1470
1420
Melting Onset (Solidus), °C 1430
1380
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 39
17
Thermal Expansion, µm/m-K 13
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
13
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 1.8
2.5
Embodied Energy, MJ/kg 23
36
Embodied Water, L/kg 59
160

Common Calculations

PREN (Pitting Resistance) 5.6
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
80
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 420
250
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 20 to 22
22
Strength to Weight: Bending, points 19 to 20
21
Thermal Diffusivity, mm2/s 11
4.6
Thermal Shock Resistance, points 16 to 18
22

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.15
0.15 to 0.2
Chromium (Cr), % 2.0 to 2.5
26 to 29
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 94.3 to 96.6
68.5 to 73.7
Manganese (Mn), % 0.4 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.3
0
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015