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EN 1.4710 Stainless Steel vs. EN 1.4910 Stainless Steel

Both EN 1.4710 stainless steel and EN 1.4910 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4710 stainless steel and the bottom bar is EN 1.4910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
200
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
41
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
78

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 360
410
Maximum Temperature: Mechanical, °C 750
950
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 24
16
Thermal Expansion, µm/m-K 9.9
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 7.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
20
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 1.8
3.9
Embodied Energy, MJ/kg 24
54
Embodied Water, L/kg 76
150

Common Calculations

PREN (Pitting Resistance) 7.2
27
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Thermal Diffusivity, mm2/s 6.5
4.3

Alloy Composition

Boron (B), % 0
0.0015 to 0.0050
Carbon (C), % 0.2 to 0.35
0 to 0.040
Chromium (Cr), % 6.0 to 8.0
16 to 18
Iron (Fe), % 87.4 to 92.3
62 to 69.9
Manganese (Mn), % 0.5 to 1.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.15
2.0 to 3.0
Nickel (Ni), % 0 to 0.5
12 to 14
Nitrogen (N), % 0
0.1 to 0.18
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 1.0 to 2.5
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.015