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AISI 204 Stainless Steel vs. EN 1.4449 Stainless Steel

Both AISI 204 stainless steel and EN 1.4449 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 204 stainless steel and the bottom bar is EN 1.4449 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 330
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23 to 39
48
Fatigue Strength, MPa 320 to 720
240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 500 to 700
440
Tensile Strength: Ultimate (UTS), MPa 730 to 1100
620
Tensile Strength: Yield (Proof), MPa 380 to 1080
250

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 850
960
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 10
19
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.4
3.9
Embodied Energy, MJ/kg 35
54
Embodied Water, L/kg 130
150

Common Calculations

PREN (Pitting Resistance) 20
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240 to 250
240
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 2940
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 40
22
Strength to Weight: Bending, points 24 to 31
20
Thermal Diffusivity, mm2/s 4.1
4.0
Thermal Shock Resistance, points 16 to 24
14

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.035
Chromium (Cr), % 15 to 17
17 to 18.2
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 69.6 to 76.4
62.4 to 69.3
Manganese (Mn), % 7.0 to 9.0
0 to 2.0
Molybdenum (Mo), % 0
2.3 to 2.8
Nickel (Ni), % 1.5 to 3.0
11.5 to 12.5
Nitrogen (N), % 0.15 to 0.3
0 to 0.080
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015