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EN 1.4805 Stainless Steel vs. EN 1.7380 Steel

Both EN 1.4805 stainless steel and EN 1.7380 steel are iron alloys. They have 54% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4805 stainless steel and the bottom bar is EN 1.7380 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
160 to 170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.0
19 to 20
Fatigue Strength, MPa 130
200 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Tensile Strength: Ultimate (UTS), MPa 490
540 to 550
Tensile Strength: Yield (Proof), MPa 250
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1000
460
Melting Completion (Liquidus), °C 1390
1470
Melting Onset (Solidus), °C 1350
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
39
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
3.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.7
1.8
Embodied Energy, MJ/kg 66
23
Embodied Water, L/kg 180
59

Common Calculations

PREN (Pitting Resistance) 22
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
87 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 150
230 to 280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
19 to 20
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 3.7
11
Thermal Shock Resistance, points 11
15 to 16

Alloy Composition

Carbon (C), % 0.2 to 0.5
0.080 to 0.14
Chromium (Cr), % 19 to 23
2.0 to 2.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 44.9 to 56.8
94.6 to 96.6
Manganese (Mn), % 0 to 2.0
0.4 to 0.8
Molybdenum (Mo), % 0 to 0.5
0.9 to 1.1
Nickel (Ni), % 23 to 27
0
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 1.0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010