MakeItFrom.com
Menu (ESC)

EN 1.4057 Stainless Steel vs. S21800 Stainless Steel

Both EN 1.4057 stainless steel and S21800 stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4057 stainless steel and the bottom bar is S21800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11 to 17
40
Fatigue Strength, MPa 320 to 430
330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
75
Shear Strength, MPa 520 to 580
510
Tensile Strength: Ultimate (UTS), MPa 840 to 980
740
Tensile Strength: Yield (Proof), MPa 530 to 790
390

Thermal Properties

Latent Heat of Fusion, J/g 280
340
Maximum Temperature: Corrosion, °C 400
410
Maximum Temperature: Mechanical, °C 850
900
Melting Completion (Liquidus), °C 1440
1360
Melting Onset (Solidus), °C 1390
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 10
16

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
15
Density, g/cm3 7.7
7.5
Embodied Carbon, kg CO2/kg material 2.2
3.1
Embodied Energy, MJ/kg 32
45
Embodied Water, L/kg 120
150

Common Calculations

PREN (Pitting Resistance) 16
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 96 to 130
250
Resilience: Unit (Modulus of Resilience), kJ/m3 700 to 1610
390
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 30 to 35
27
Strength to Weight: Bending, points 26 to 28
24
Thermal Shock Resistance, points 30 to 35
17

Alloy Composition

Carbon (C), % 0.12 to 0.22
0 to 0.1
Chromium (Cr), % 15 to 17
16 to 18
Iron (Fe), % 77.7 to 83.4
59.1 to 65.4
Manganese (Mn), % 0 to 1.5
7.0 to 9.0
Nickel (Ni), % 1.5 to 2.5
8.0 to 9.0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 1.0
3.5 to 4.5
Sulfur (S), % 0 to 0.015
0 to 0.030