MakeItFrom.com
Menu (ESC)

AISI 403 Stainless Steel vs. EN 1.3955 Stainless Steel

Both AISI 403 stainless steel and EN 1.3955 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AISI 403 stainless steel and the bottom bar is EN 1.3955 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16 to 25
23
Fatigue Strength, MPa 200 to 340
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 530 to 780
520
Tensile Strength: Yield (Proof), MPa 280 to 570
220

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 740
930
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 28
15
Thermal Expansion, µm/m-K 9.9
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
3.2
Embodied Energy, MJ/kg 27
45
Embodied Water, L/kg 99
140

Common Calculations

PREN (Pitting Resistance) 12
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
95
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 840
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 28
18
Strength to Weight: Bending, points 19 to 24
18
Thermal Diffusivity, mm2/s 7.6
4.1
Thermal Shock Resistance, points 20 to 29
15

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.15
Chromium (Cr), % 11.5 to 13
16.5 to 18.5
Iron (Fe), % 84.7 to 88.5
65.5 to 73.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0 to 0.6
10 to 12
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030