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AISI 304H Stainless Steel vs. EN 1.4865 Stainless Steel

Both AISI 304H stainless steel and EN 1.4865 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 304H stainless steel and the bottom bar is EN 1.4865 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
140
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
6.8
Fatigue Strength, MPa 200
120
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 580
470
Tensile Strength: Yield (Proof), MPa 230
250

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 960
1020
Melting Completion (Liquidus), °C 1430
1380
Melting Onset (Solidus), °C 1380
1330
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
12
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
33
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.0
5.8
Embodied Energy, MJ/kg 43
81
Embodied Water, L/kg 150
200

Common Calculations

PREN (Pitting Resistance) 19
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
27
Resilience: Unit (Modulus of Resilience), kJ/m3 130
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
16
Strength to Weight: Bending, points 20
17
Thermal Diffusivity, mm2/s 4.5
3.1
Thermal Shock Resistance, points 13
11

Alloy Composition

Carbon (C), % 0.040 to 0.1
0.3 to 0.5
Chromium (Cr), % 18 to 20
18 to 21
Iron (Fe), % 66.6 to 74
34.4 to 44.7
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 8.0 to 10.5
36 to 39
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
1.0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030