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EN 1.4550 Stainless Steel vs. Grade VDCrV Steel

Both EN 1.4550 stainless steel and grade VDCrV steel are iron alloys. They have 71% of their average alloy composition in common. There are 25 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 1.4550 stainless steel and the bottom bar is grade VDCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
520
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 620
1730

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 940
410
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
49
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 18
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.9
Embodied Energy, MJ/kg 51
26
Embodied Water, L/kg 140
49

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
61
Strength to Weight: Bending, points 21
41
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 14
51

Alloy Composition

Carbon (C), % 0 to 0.080
0.62 to 0.72
Chromium (Cr), % 17 to 19
0.4 to 0.6
Copper (Cu), % 0
0 to 0.060
Iron (Fe), % 64.9 to 74
97.8 to 98.8
Manganese (Mn), % 0 to 2.0
0.5 to 0.9
Nickel (Ni), % 9.0 to 12
0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0.15 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.020
Vanadium (V), % 0
0.15 to 0.25