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EN 1.3543 Stainless Steel vs. EN 1.4736 Stainless Steel

Both EN 1.3543 stainless steel and EN 1.4736 stainless steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.3543 stainless steel and the bottom bar is EN 1.4736 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 730
580

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 390
500
Maximum Temperature: Mechanical, °C 870
1000
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 22
21
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
9.0
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.3
2.4
Embodied Energy, MJ/kg 32
35
Embodied Water, L/kg 120
140

Common Calculations

PREN (Pitting Resistance) 19
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
21
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 6.1
5.6
Thermal Shock Resistance, points 26
21

Alloy Composition

Aluminum (Al), % 0
1.7 to 2.1
Carbon (C), % 1.0 to 1.2
0 to 0.040
Chromium (Cr), % 16 to 18
17 to 18
Iron (Fe), % 79.1 to 83.6
77 to 81.1
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.4 to 0.8
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.2 to 0.8