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EN 1.4742 Stainless Steel vs. SAE-AISI 1005 Steel

Both EN 1.4742 stainless steel and SAE-AISI 1005 steel are iron alloys. They have 80% of their average alloy composition in common. There are 31 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 1.4742 stainless steel and the bottom bar is SAE-AISI 1005 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
95
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
23
Fatigue Strength, MPa 180
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 370
210
Tensile Strength: Ultimate (UTS), MPa 600
330
Tensile Strength: Yield (Proof), MPa 300
260

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1000
400
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 19
53
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
1.8
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.2
1.4
Embodied Energy, MJ/kg 32
18
Embodied Water, L/kg 130
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
70
Resilience: Unit (Modulus of Resilience), kJ/m3 230
180
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
12
Strength to Weight: Bending, points 21
13
Thermal Diffusivity, mm2/s 5.1
14
Thermal Shock Resistance, points 21
10

Alloy Composition

Aluminum (Al), % 0.7 to 1.2
0
Carbon (C), % 0 to 0.12
0 to 0.060
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 77.2 to 81.6
99.5 to 100
Manganese (Mn), % 0 to 1.0
0 to 0.35
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0.7 to 1.4
0
Sulfur (S), % 0 to 0.015
0 to 0.050