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AISI 304Cu Stainless Steel vs. EN 1.7380 Steel

Both AISI 304Cu stainless steel and EN 1.7380 steel are iron alloys. They have 71% 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 AISI 304Cu stainless steel and the bottom bar is EN 1.7380 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
160 to 170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 45
19 to 20
Fatigue Strength, MPa 190
200 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 370
330 to 350
Tensile Strength: Ultimate (UTS), MPa 530
540 to 550
Tensile Strength: Yield (Proof), MPa 210
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 930
460
Melting Completion (Liquidus), °C 1410
1470
Melting Onset (Solidus), °C 1370
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 13
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 2.8
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 3.0
1.8
Embodied Energy, MJ/kg 43
23
Embodied Water, L/kg 150
59

Common Calculations

PREN (Pitting Resistance) 18
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
87 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 110
230 to 280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
19 to 20
Strength to Weight: Bending, points 19
19
Thermal Diffusivity, mm2/s 3.5
11
Thermal Shock Resistance, points 12
15 to 16

Alloy Composition

Carbon (C), % 0 to 0.030
0.080 to 0.14
Chromium (Cr), % 17 to 19
2.0 to 2.5
Copper (Cu), % 3.0 to 4.0
0 to 0.3
Iron (Fe), % 63.9 to 72
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), % 8.0 to 10
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 0.030
0 to 0.010