MakeItFrom.com
Menu (ESC)

EN 1.4874 Stainless Steel vs. EN 1.4449 Stainless Steel

Both EN 1.4874 stainless steel and EN 1.4449 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4874 stainless steel and the bottom bar is EN 1.4449 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
190
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 6.7
48
Fatigue Strength, MPa 180
240
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 480
620
Tensile Strength: Yield (Proof), MPa 360
250

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 560
410
Maximum Temperature: Mechanical, °C 1150
960
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 70
19
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 7.6
3.9
Embodied Energy, MJ/kg 110
54
Embodied Water, L/kg 290
150

Common Calculations

PREN (Pitting Resistance) 34
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
240
Resilience: Unit (Modulus of Resilience), kJ/m3 310
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
22
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 3.3
4.0
Thermal Shock Resistance, points 11
14

Alloy Composition

Carbon (C), % 0.35 to 0.65
0 to 0.035
Chromium (Cr), % 19 to 22
17 to 18.2
Cobalt (Co), % 18.5 to 22
0
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 23 to 38.9
62.4 to 69.3
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.5 to 3.0
2.3 to 2.8
Nickel (Ni), % 18 to 22
11.5 to 12.5
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0
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
Tungsten (W), % 2.0 to 3.0
0