MakeItFrom.com
Menu (ESC)

AISI 304H Stainless Steel vs. EN 1.4658 Stainless Steel

Both AISI 304H stainless steel and EN 1.4658 stainless steel are iron alloys. They have 85% 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 304H stainless steel and the bottom bar is EN 1.4658 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
260
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 40
28
Fatigue Strength, MPa 200
530
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
81
Shear Strength, MPa 400
580
Tensile Strength: Ultimate (UTS), MPa 580
900
Tensile Strength: Yield (Proof), MPa 230
730

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 420
460
Maximum Temperature: Mechanical, °C 960
1100
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
16
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
25
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
4.5
Embodied Energy, MJ/kg 43
61
Embodied Water, L/kg 150
200

Common Calculations

PREN (Pitting Resistance) 19
49
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
240
Resilience: Unit (Modulus of Resilience), kJ/m3 130
1280
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
32
Strength to Weight: Bending, points 20
26
Thermal Diffusivity, mm2/s 4.5
4.3
Thermal Shock Resistance, points 13
24

Alloy Composition

Carbon (C), % 0.040 to 0.1
0 to 0.030
Chromium (Cr), % 18 to 20
26 to 29
Cobalt (Co), % 0
0.5 to 2.0
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 66.6 to 74
50.9 to 63.7
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 8.0 to 10.5
5.5 to 9.5
Nitrogen (N), % 0
0.3 to 0.5
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010