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EN 1.4988 Stainless Steel vs. EN 1.0033 Steel

Both EN 1.4988 stainless steel and EN 1.0033 steel are iron alloys. They have 66% 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 1.4988 stainless steel and the bottom bar is EN 1.0033 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
86 to 96
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
17 to 32
Fatigue Strength, MPa 230
120 to 140
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 430
200
Tensile Strength: Ultimate (UTS), MPa 640
300 to 330
Tensile Strength: Yield (Proof), MPa 290
150 to 200

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 920
400
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
53
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 23
1.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 6.0
1.4
Embodied Energy, MJ/kg 89
18
Embodied Water, L/kg 150
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
48 to 83
Resilience: Unit (Modulus of Resilience), kJ/m3 210
63 to 100
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23
10 to 12
Strength to Weight: Bending, points 21
13 to 14
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 14
9.4 to 10

Alloy Composition

Carbon (C), % 0.040 to 0.1
0 to 0.11
Chromium (Cr), % 15.5 to 17.5
0
Iron (Fe), % 62.1 to 69.5
98.8 to 100
Manganese (Mn), % 0 to 1.5
0 to 0.7
Molybdenum (Mo), % 1.1 to 1.5
0
Nickel (Ni), % 12.5 to 14.5
0
Niobium (Nb), % 0.4 to 1.2
0
Nitrogen (N), % 0.060 to 0.14
0
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0.3 to 0.6
0 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.045
Vanadium (V), % 0.6 to 0.85
0