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EN 1.4541 Stainless Steel vs. EN 1.7380 Steel

Both EN 1.4541 stainless steel and EN 1.7380 steel are iron alloys. They have 73% 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 1.4541 stainless steel and the bottom bar is EN 1.7380 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
160 to 170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 40
19 to 20
Fatigue Strength, MPa 190 to 330
200 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Shear Strength, MPa 410 to 550
330 to 350
Tensile Strength: Ultimate (UTS), MPa 600 to 900
540 to 550
Tensile Strength: Yield (Proof), MPa 220 to 570
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 940
460
Melting Completion (Liquidus), °C 1430
1470
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
39
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 16
3.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.2
1.8
Embodied Energy, MJ/kg 46
23
Embodied Water, L/kg 140
59

Common Calculations

PREN (Pitting Resistance) 18
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
87 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 830
230 to 280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
19 to 20
Strength to Weight: Bending, points 20 to 27
19
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 14 to 20
15 to 16

Alloy Composition

Carbon (C), % 0 to 0.080
0.080 to 0.14
Chromium (Cr), % 17 to 19
2.0 to 2.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 65.2 to 74
94.6 to 96.6
Manganese (Mn), % 0 to 2.0
0.4 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 9.0 to 12
0
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.7
0

Comparable Variants