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EN 1.4724 Stainless Steel vs. S30530 Stainless Steel

Both EN 1.4724 stainless steel and S30530 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 80% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4724 stainless steel and the bottom bar is S30530 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
46
Fatigue Strength, MPa 170
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 340
410
Tensile Strength: Ultimate (UTS), MPa 550
590
Tensile Strength: Yield (Proof), MPa 280
230

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 850
970
Melting Completion (Liquidus), °C 1430
1410
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
18
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
3.4
Embodied Energy, MJ/kg 28
48
Embodied Water, L/kg 110
150

Common Calculations

PREN (Pitting Resistance) 13
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 73
210
Resilience: Unit (Modulus of Resilience), kJ/m3 210
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
21
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 5.6
4.1
Thermal Shock Resistance, points 19
13

Alloy Composition

Aluminum (Al), % 0.7 to 1.2
0
Carbon (C), % 0 to 0.12
0 to 0.080
Chromium (Cr), % 12 to 14
17 to 20.5
Copper (Cu), % 0
0.75 to 3.5
Iron (Fe), % 82.2 to 86.6
58.4 to 72.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 0
8.5 to 11.5
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0.7 to 1.4
0.5 to 2.5
Sulfur (S), % 0 to 0.015
0 to 0.030