MakeItFrom.com
Menu (ESC)

EN 1.4507 Stainless Steel vs. S21904 Stainless Steel

Both EN 1.4507 stainless steel and S21904 stainless steel are iron alloys. They have 89% 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 1.4507 stainless steel and the bottom bar is S21904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
210 to 300
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25
17 to 51
Fatigue Strength, MPa 410
380 to 550
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
78
Shear Strength, MPa 530
510 to 620
Tensile Strength: Ultimate (UTS), MPa 840
700 to 1000
Tensile Strength: Yield (Proof), MPa 590
390 to 910

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 450
430
Maximum Temperature: Mechanical, °C 1100
980
Melting Completion (Liquidus), °C 1440
1400
Melting Onset (Solidus), °C 1390
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
14
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 21
15
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.0
3.0
Embodied Energy, MJ/kg 55
43
Embodied Water, L/kg 180
160

Common Calculations

PREN (Pitting Resistance) 41
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
160 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 850
380 to 2070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
25 to 36
Strength to Weight: Bending, points 25
23 to 29
Thermal Diffusivity, mm2/s 4.0
3.8
Thermal Shock Resistance, points 23
15 to 21

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.040
Chromium (Cr), % 24 to 26
19 to 21.5
Copper (Cu), % 1.0 to 2.5
0
Iron (Fe), % 56.4 to 65.8
59.5 to 67.4
Manganese (Mn), % 0 to 2.0
8.0 to 10
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 6.0 to 8.0
5.5 to 7.5
Nitrogen (N), % 0.2 to 0.3
0.15 to 0.4
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030