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AISI 204 Stainless Steel vs. EN 1.4971 Stainless Steel

Both AISI 204 stainless steel and EN 1.4971 stainless steel are iron alloys. They have 51% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, 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 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 330
240
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 23 to 39
34
Fatigue Strength, MPa 320 to 720
270
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
81
Shear Strength, MPa 500 to 700
530
Tensile Strength: Ultimate (UTS), MPa 730 to 1100
800
Tensile Strength: Yield (Proof), MPa 380 to 1080
340

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
570
Maximum Temperature: Mechanical, °C 850
1100
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 10
70
Density, g/cm3 7.7
8.4
Embodied Carbon, kg CO2/kg material 2.4
7.6
Embodied Energy, MJ/kg 35
110
Embodied Water, L/kg 130
300

Common Calculations

PREN (Pitting Resistance) 20
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240 to 250
220
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 2940
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 40
26
Strength to Weight: Bending, points 24 to 31
23
Thermal Diffusivity, mm2/s 4.1
3.4
Thermal Shock Resistance, points 16 to 24
19

Alloy Composition

Carbon (C), % 0 to 0.030
0.080 to 0.16
Chromium (Cr), % 15 to 17
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Iron (Fe), % 69.6 to 76.4
24.3 to 37.1
Manganese (Mn), % 7.0 to 9.0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 1.5 to 3.0
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0.15 to 0.3
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0
2.0 to 3.0