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EN 1.4521 Stainless Steel vs. S30601 Stainless Steel

Both EN 1.4521 stainless steel and S30601 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 77% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4521 stainless steel and the bottom bar is S30601 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
37
Fatigue Strength, MPa 230
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
75
Shear Strength, MPa 330
450
Tensile Strength: Ultimate (UTS), MPa 520
660
Tensile Strength: Yield (Proof), MPa 340
300

Thermal Properties

Latent Heat of Fusion, J/g 290
370
Maximum Temperature: Corrosion, °C 500
410
Maximum Temperature: Mechanical, °C 930
950
Melting Completion (Liquidus), °C 1460
1360
Melting Onset (Solidus), °C 1410
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 10
15

Otherwise Unclassified Properties

Base Metal Price, % relative 12
20
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.8
3.9
Embodied Energy, MJ/kg 39
55
Embodied Water, L/kg 130
150

Common Calculations

PREN (Pitting Resistance) 26
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
200
Resilience: Unit (Modulus of Resilience), kJ/m3 280
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 19
22
Thermal Shock Resistance, points 18
16

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.015
Chromium (Cr), % 17 to 20
17 to 18
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 74.6 to 81.1
56.9 to 60.5
Manganese (Mn), % 0 to 1.0
0.5 to 0.8
Molybdenum (Mo), % 1.8 to 2.5
0 to 0.2
Nickel (Ni), % 0
17 to 18
Nitrogen (N), % 0 to 0.030
0 to 0.050
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
5.0 to 5.6
Sulfur (S), % 0 to 0.015
0 to 0.013
Titanium (Ti), % 0.15 to 0.8
0