MakeItFrom.com
Menu (ESC)

EN 1.4477 Stainless Steel vs. S21800 Stainless Steel

Both EN 1.4477 stainless steel and S21800 stainless steel are iron alloys. They have 85% 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 1.4477 stainless steel and the bottom bar is S21800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
210
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 22 to 23
40
Fatigue Strength, MPa 420 to 490
330
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
75
Shear Strength, MPa 550 to 580
510
Tensile Strength: Ultimate (UTS), MPa 880 to 930
740
Tensile Strength: Yield (Proof), MPa 620 to 730
390

Thermal Properties

Latent Heat of Fusion, J/g 300
340
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
900
Melting Completion (Liquidus), °C 1430
1360
Melting Onset (Solidus), °C 1380
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 20
15
Density, g/cm3 7.7
7.5
Embodied Carbon, kg CO2/kg material 3.7
3.1
Embodied Energy, MJ/kg 52
45
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 41
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
250
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
390
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 31 to 33
27
Strength to Weight: Bending, points 26 to 27
24
Thermal Shock Resistance, points 23 to 25
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 28 to 30
16 to 18
Copper (Cu), % 0 to 0.8
0
Iron (Fe), % 56.6 to 63.6
59.1 to 65.4
Manganese (Mn), % 0.8 to 1.5
7.0 to 9.0
Molybdenum (Mo), % 1.5 to 2.6
0
Nickel (Ni), % 5.8 to 7.5
8.0 to 9.0
Nitrogen (N), % 0.3 to 0.4
0.080 to 0.18
Phosphorus (P), % 0 to 0.030
0 to 0.060
Silicon (Si), % 0 to 0.5
3.5 to 4.5
Sulfur (S), % 0 to 0.015
0 to 0.030