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EN 1.4749 Stainless Steel vs. EN 1.7383 Steel

Both EN 1.4749 stainless steel and EN 1.7383 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 1.4749 stainless steel and the bottom bar is EN 1.7383 steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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