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EN 1.4962 Stainless Steel vs. S21900 Stainless Steel

Both EN 1.4962 stainless steel and S21900 stainless steel are iron alloys. They have 87% 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 1.4962 stainless steel and the bottom bar is S21900 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 210
220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 22 to 34
50
Fatigue Strength, MPa 210 to 330
380
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 420 to 440
510
Tensile Strength: Ultimate (UTS), MPa 630 to 690
710
Tensile Strength: Yield (Proof), MPa 260 to 490
390

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 510
420
Maximum Temperature: Mechanical, °C 910
980
Melting Completion (Liquidus), °C 1480
1400
Melting Onset (Solidus), °C 1440
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 14
14
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 23
15
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 4.1
3.0
Embodied Energy, MJ/kg 59
43
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 21
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 170
300
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 610
380
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 24
26
Strength to Weight: Bending, points 20 to 21
23
Thermal Diffusivity, mm2/s 3.7
3.8
Thermal Shock Resistance, points 14 to 16
15

Alloy Composition

Boron (B), % 0.0015 to 0.0060
0
Carbon (C), % 0.070 to 0.15
0 to 0.080
Chromium (Cr), % 15.5 to 17.5
19 to 21.5
Iron (Fe), % 62.1 to 69
59.4 to 67.4
Manganese (Mn), % 0 to 1.5
8.0 to 10
Nickel (Ni), % 12.5 to 14.5
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.4 to 0.7
0
Tungsten (W), % 2.5 to 3.0
0