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EN 1.4530 Stainless Steel vs. EN 1.8888 Steel

Both EN 1.4530 stainless steel and EN 1.8888 steel are iron alloys. They have 78% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is EN 1.4530 stainless steel and the bottom bar is EN 1.8888 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 1030 to 1370
830

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 790
420
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
3.7
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.9
Embodied Energy, MJ/kg 46
26
Embodied Water, L/kg 130
54

Common Calculations

PREN (Pitting Resistance) 19
2.0
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36 to 48
29
Strength to Weight: Bending, points 29 to 35
25
Thermal Shock Resistance, points 35 to 47
24

Alloy Composition

Aluminum (Al), % 0.6 to 0.8
0
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.015
0 to 0.2
Chromium (Cr), % 11.5 to 12.5
0 to 1.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 74.4 to 77.3
91.9 to 100
Manganese (Mn), % 0 to 0.1
0 to 1.7
Molybdenum (Mo), % 1.9 to 2.2
0 to 0.7
Nickel (Ni), % 8.5 to 9.5
0 to 2.5
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0 to 0.010
0 to 0.015
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 0.8
Sulfur (S), % 0 to 0.0050
0 to 0.0050
Titanium (Ti), % 0.28 to 0.37
0 to 0.050
Vanadium (V), % 0
0 to 0.12
Zirconium (Zr), % 0
0 to 0.15