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EN 1.4526 Stainless Steel vs. EN 1.3956 Stainless Steel

Both EN 1.4526 stainless steel and EN 1.3956 stainless steel are iron alloys. They have 76% of their average alloy composition in common. There are 27 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 1.4526 stainless steel and the bottom bar is EN 1.3956 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25
27
Fatigue Strength, MPa 230
240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 540
650
Tensile Strength: Yield (Proof), MPa 330
330

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 490
460
Maximum Temperature: Mechanical, °C 880
1080
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 10
13

Otherwise Unclassified Properties

Base Metal Price, % relative 13
22
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
4.8
Embodied Energy, MJ/kg 41
68
Embodied Water, L/kg 120
180

Common Calculations

PREN (Pitting Resistance) 21
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
150
Resilience: Unit (Modulus of Resilience), kJ/m3 280
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
23
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 19
18

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.060
Chromium (Cr), % 16 to 18
20.5 to 23.5
Iron (Fe), % 77.4 to 83.1
51.9 to 62.1
Manganese (Mn), % 0 to 1.0
4.0 to 6.0
Molybdenum (Mo), % 0.8 to 1.4
1.5 to 3.0
Nickel (Ni), % 0
11.5 to 13.5
Niobium (Nb), % 0.1 to 1.0
0.1 to 0.3
Nitrogen (N), % 0 to 0.040
0.2 to 0.4
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3