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EN 1.4530 Stainless Steel vs. S44725 Stainless Steel

Both EN 1.4530 stainless steel and S44725 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (12, 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 S44725 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
81
Tensile Strength: Ultimate (UTS), MPa 1030 to 1370
500

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 450
500
Maximum Temperature: Mechanical, °C 790
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 15
15
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.4
3.1
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 130
170

Common Calculations

PREN (Pitting Resistance) 19
33
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 36 to 48
18
Strength to Weight: Bending, points 29 to 35
18
Thermal Shock Resistance, points 35 to 47
16

Alloy Composition

Aluminum (Al), % 0.6 to 0.8
0
Carbon (C), % 0 to 0.015
0 to 0.015
Chromium (Cr), % 11.5 to 12.5
25 to 28.5
Iron (Fe), % 74.4 to 77.3
67.6 to 73.5
Manganese (Mn), % 0 to 0.1
0 to 0.4
Molybdenum (Mo), % 1.9 to 2.2
1.5 to 2.5
Nickel (Ni), % 8.5 to 9.5
0 to 0.3
Niobium (Nb), % 0
0 to 0.26
Nitrogen (N), % 0 to 0.010
0 to 0.018
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 0.040
Sulfur (S), % 0 to 0.0050
0 to 0.020
Titanium (Ti), % 0.28 to 0.37
0 to 0.26