MakeItFrom.com
Menu (ESC)

EN 1.3549 Stainless Steel vs. EN 1.4474 Stainless Steel

Both EN 1.3549 stainless steel and EN 1.4474 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 26 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 1.3549 stainless steel and the bottom bar is EN 1.4474 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 730
670

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 400
450
Maximum Temperature: Mechanical, °C 910
1100
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
17
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 10
17
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.6
3.4
Embodied Energy, MJ/kg 37
48
Embodied Water, L/kg 130
170

Common Calculations

PREN (Pitting Resistance) 22
34
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
24
Strength to Weight: Bending, points 24
22
Thermal Diffusivity, mm2/s 5.6
4.6
Thermal Shock Resistance, points 26
18

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.050
Chromium (Cr), % 17 to 19
25 to 27
Iron (Fe), % 77.5 to 82
61.2 to 69.1
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.3
1.3 to 2.0
Nickel (Ni), % 0
4.5 to 6.5
Nitrogen (N), % 0
0.12 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.025
Vanadium (V), % 0.070 to 0.12
0