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EN 1.3549 Stainless Steel vs. EN 1.4361 Stainless Steel

Both EN 1.3549 stainless steel and EN 1.4361 stainless steel are iron alloys. They have 81% of their average alloy composition in common. There are 27 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 1.4361 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
75
Tensile Strength: Ultimate (UTS), MPa 730
630

Thermal Properties

Latent Heat of Fusion, J/g 280
350
Maximum Temperature: Corrosion, °C 400
410
Maximum Temperature: Mechanical, °C 910
940
Melting Completion (Liquidus), °C 1430
1370
Melting Onset (Solidus), °C 1390
1330
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 21
14
Thermal Expansion, µm/m-K 10
16

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
19
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 37
52
Embodied Water, L/kg 130
150

Common Calculations

PREN (Pitting Resistance) 22
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
23
Strength to Weight: Bending, points 24
21
Thermal Diffusivity, mm2/s 5.6
3.7
Thermal Shock Resistance, points 26
15

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.015
Chromium (Cr), % 17 to 19
16.5 to 18.5
Iron (Fe), % 77.5 to 82
58.7 to 65.8
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.3
0 to 0.2
Nickel (Ni), % 0
14 to 16
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
3.7 to 4.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Vanadium (V), % 0.070 to 0.12
0