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EN 1.4526 Stainless Steel vs. S30441 Stainless Steel

Both EN 1.4526 stainless steel and S30441 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 85% 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 1.4526 stainless steel and the bottom bar is S30441 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25
45
Fatigue Strength, MPa 230
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 340
400
Tensile Strength: Ultimate (UTS), MPa 540
580
Tensile Strength: Yield (Proof), MPa 330
230

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 490
460
Maximum Temperature: Mechanical, °C 880
940
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 13
18
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
3.4
Embodied Energy, MJ/kg 41
50
Embodied Water, L/kg 120
150

Common Calculations

PREN (Pitting Resistance) 21
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
210
Resilience: Unit (Modulus of Resilience), kJ/m3 280
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
21
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 8.1
4.0
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 16 to 18
17.5 to 19.5
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 77.4 to 83.1
62 to 71.7
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.8 to 1.4
0
Nickel (Ni), % 0
8.0 to 10.5
Niobium (Nb), % 0.1 to 1.0
0.1 to 0.5
Nitrogen (N), % 0 to 0.040
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
1.0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Tungsten (W), % 0
0.2 to 0.8