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EN 1.4003 Stainless Steel vs. S21600 Stainless Steel

Both EN 1.4003 stainless steel and S21600 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 76% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4003 stainless steel and the bottom bar is S21600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
200
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22
46
Fatigue Strength, MPa 210
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Shear Strength, MPa 340
500
Tensile Strength: Ultimate (UTS), MPa 540
710
Tensile Strength: Yield (Proof), MPa 320
390

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 720
990
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 10
17

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
17
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.9
3.6
Embodied Energy, MJ/kg 27
50
Embodied Water, L/kg 97
160

Common Calculations

PREN (Pitting Resistance) 12
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
270
Resilience: Unit (Modulus of Resilience), kJ/m3 260
370
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
25
Strength to Weight: Bending, points 19
23
Thermal Shock Resistance, points 19
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 10.5 to 12.5
17.5 to 22
Iron (Fe), % 83.9 to 89.2
57.6 to 67.8
Manganese (Mn), % 0 to 1.5
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0.3 to 1.0
5.0 to 7.0
Nitrogen (N), % 0 to 0.030
0.25 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030