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EN 1.7033 Steel vs. AISI 302B Stainless Steel

Both EN 1.7033 steel and AISI 302B stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.7033 steel and the bottom bar is AISI 302B stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 240
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 500 to 1720
580

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 420
930
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 45
17
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
15
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 19
43
Embodied Water, L/kg 50
140

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 61
21
Strength to Weight: Bending, points 18 to 41
20
Thermal Diffusivity, mm2/s 12
4.4
Thermal Shock Resistance, points 15 to 50
13

Alloy Composition

Carbon (C), % 0.3 to 0.37
0 to 0.15
Chromium (Cr), % 0.9 to 1.2
17 to 19
Iron (Fe), % 97.1 to 98.2
65.7 to 73
Manganese (Mn), % 0.6 to 0.9
0 to 2.0
Nickel (Ni), % 0
8.0 to 10
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.4
2.0 to 3.0
Sulfur (S), % 0 to 0.035
0 to 0.030