MakeItFrom.com
Menu (ESC)

EN 1.4477 Stainless Steel vs. EN 1.8509 Steel

Both EN 1.4477 stainless steel and EN 1.8509 steel are iron alloys. They have 63% 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 EN 1.4477 stainless steel and the bottom bar is EN 1.8509 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
340
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 22 to 23
11
Fatigue Strength, MPa 420 to 490
580
Impact Strength: V-Notched Charpy, J 110
29
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 550 to 580
680
Tensile Strength: Ultimate (UTS), MPa 880 to 930
1130
Tensile Strength: Yield (Proof), MPa 620 to 730
940

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
440
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.7
1.6
Embodied Energy, MJ/kg 52
22
Embodied Water, L/kg 190
65

Common Calculations

PREN (Pitting Resistance) 41
2.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
120
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
2340
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31 to 33
40
Strength to Weight: Bending, points 26 to 27
31
Thermal Diffusivity, mm2/s 3.5
10
Thermal Shock Resistance, points 23 to 25
33

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0 to 0.030
0.38 to 0.45
Chromium (Cr), % 28 to 30
1.5 to 1.8
Copper (Cu), % 0 to 0.8
0
Iron (Fe), % 56.6 to 63.6
95.5 to 97.1
Manganese (Mn), % 0.8 to 1.5
0.4 to 0.7
Molybdenum (Mo), % 1.5 to 2.6
0.2 to 0.35
Nickel (Ni), % 5.8 to 7.5
0
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035