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EN 1.3549 Stainless Steel vs. EN 1.4805 Stainless Steel

Both EN 1.3549 stainless steel and EN 1.4805 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 25 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 1.4805 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
140
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 730
490

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 400
420
Maximum Temperature: Mechanical, °C 910
1000
Melting Completion (Liquidus), °C 1430
1390
Melting Onset (Solidus), °C 1390
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
14
Thermal Expansion, µm/m-K 10
16

Otherwise Unclassified Properties

Base Metal Price, % relative 10
26
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.6
4.7
Embodied Energy, MJ/kg 37
66
Embodied Water, L/kg 130
180

Common Calculations

PREN (Pitting Resistance) 22
22
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
17
Strength to Weight: Bending, points 24
18
Thermal Diffusivity, mm2/s 5.6
3.7
Thermal Shock Resistance, points 26
11

Alloy Composition

Carbon (C), % 0.85 to 1.0
0.2 to 0.5
Chromium (Cr), % 17 to 19
19 to 23
Iron (Fe), % 77.5 to 82
44.9 to 56.8
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.3
0 to 0.5
Nickel (Ni), % 0
23 to 27
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
1.0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.070 to 0.12
0