EN 1.4655 (X2CrNiCuN23-4) Stainless Steel
Duplex Stainless Steels
hot worked
Property Overview
Density7.7g/cm³
Elastic Modulus200GPa
Tensile Strength720MPa
Yield Strength450MPa
Brinell HardnessUnknown
Maximum Service Temperature1050°C
Chemical Composition
C
0 to 0.030%
CR
22 to 24%
NI
3.5 to 5.5%
MO
0.1 to 0.6%
MN
0 to 2.0%
SI
0 to 1.0%
N
0.050 to 0.2%
P
0 to 0.035%
S
0 to 0.015%
CU
1.0 to 3.0%
FE
63.6 to 73.4%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
25 %
Fatigue Strength
320 MPa
Impact Strength: V-Notched Charpy
90 J
Poisson's Ratio
0.27
Shear Modulus
78 GPa
Shear Strength
460 MPa
Tensile Strength: Ultimate (UTS)
720 MPa
Tensile Strength: Yield (Proof)
450 MPa
Physical
Density
7.7 g/cm 3
Thermal
Latent Heat of Fusion
290 J/g
Maximum Temperature: Corrosion
440 °C
Maximum Temperature: Mechanical
1050 °C
Melting Completion (Liquidus)
1420 °C
Melting Onset (Solidus)
1370 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
15 W/m-K
Thermal Diffusivity
4.0 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
20 points
Electrical
Electrical Conductivity: Equal Volume
2.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.5 % IACS
Calculated
PREN (Pitting Resistance)
26
Resilience: Ultimate (Unit Rupture Work)
160 MJ/m 3
Resilience: Unit (Modulus of Resilience)
510 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
26 points
Strength to Weight: Bending
23 points
Environmental
Base Metal Price
15 % relative
Embodied Carbon
2.9 kg CO 2 /kg material
Embodied Energy
41 MJ/kg
Embodied Energy
41 MJ/kg 18 x 10 3 BTU/lb
Embodied Water
160 L/kg
Embodied Water
160 L/kg 19 gal/lb
Registered Designations & Aliases
1.46551.4655EN 1.4655 (X2CrNiCuN23-4) Stainless SteelX2CrNiCuN23-4X2CrNiCuN23-4
Standards
EN 10088-1 EN 10088-1: 2005 Stainless steels. List of stainless steels
EN 10088-1 EN 10088-1: Stainless steels - Part 1: List of stainless steels
EN 10088-2 EN 10088-2: 2005 Stainless steels. Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
EN 10088-2 EN 10088-2: Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes