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EN 1.4530 Stainless Steel vs. EN 1.4901 Stainless Steel

Both EN 1.4530 stainless steel and EN 1.4901 stainless steel are iron alloys. They have 86% 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 1.4901 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 1030 to 1370
740

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Corrosion, °C 450
380
Maximum Temperature: Mechanical, °C 790
650
Melting Completion (Liquidus), °C 1460
1490
Melting Onset (Solidus), °C 1410
1450
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
11
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.4
2.8
Embodied Energy, MJ/kg 46
40
Embodied Water, L/kg 130
89

Common Calculations

PREN (Pitting Resistance) 19
14
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36 to 48
26
Strength to Weight: Bending, points 29 to 35
23
Thermal Shock Resistance, points 35 to 47
23

Alloy Composition

Aluminum (Al), % 0.6 to 0.8
0 to 0.020
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 0 to 0.015
0.070 to 0.13
Chromium (Cr), % 11.5 to 12.5
8.5 to 9.5
Iron (Fe), % 74.4 to 77.3
85.8 to 89.1
Manganese (Mn), % 0 to 0.1
0.3 to 0.6
Molybdenum (Mo), % 1.9 to 2.2
0.3 to 0.6
Nickel (Ni), % 8.5 to 9.5
0 to 0.4
Niobium (Nb), % 0
0.040 to 0.090
Nitrogen (N), % 0 to 0.010
0.030 to 0.070
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 0.5
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0.28 to 0.37
0 to 0.010
Tungsten (W), % 0
1.5 to 2.0
Vanadium (V), % 0
0.15 to 0.25
Zirconium (Zr), % 0
0 to 0.010