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EN 1.4530 Stainless Steel vs. EN 1.4557 Stainless Steel

Both EN 1.4530 stainless steel and EN 1.4557 stainless steel are iron alloys. They have 76% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, 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 1.4557 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 1030 to 1370
560

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 450
420
Maximum Temperature: Mechanical, °C 790
1090
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 15
29
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 3.4
5.6
Embodied Energy, MJ/kg 46
76
Embodied Water, L/kg 130
190

Common Calculations

PREN (Pitting Resistance) 19
45
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36 to 48
19
Strength to Weight: Bending, points 29 to 35
19
Thermal Shock Resistance, points 35 to 47
12

Alloy Composition

Aluminum (Al), % 0.6 to 0.8
0
Carbon (C), % 0 to 0.015
0 to 0.020
Chromium (Cr), % 11.5 to 12.5
19.5 to 20.5
Copper (Cu), % 0
0.5 to 1.0
Iron (Fe), % 74.4 to 77.3
49.5 to 56.3
Manganese (Mn), % 0 to 0.1
0 to 1.2
Molybdenum (Mo), % 1.9 to 2.2
6.0 to 7.0
Nickel (Ni), % 8.5 to 9.5
17.5 to 19.5
Nitrogen (N), % 0 to 0.010
0.18 to 0.24
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0.28 to 0.37
0