EN 1.4525 (GX5CrNiCu16-4) Cast Stainless Steel
Other Steels
quenched and tempered
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength1030MPa
Yield Strength840MPa
Brinell HardnessUnknown
Maximum Service Temperature860°C
Chemical Composition
C
0 to 0.070%
CR
15 to 17%
NI
3.5 to 5.5%
MO
0 to 0.8%
MN
0 to 1.0%
SI
0 to 0.8%
N
0 to 0.050%
P
0 to 0.035%
S
0 to 0.025%
CU
2.5 to 4.0%
NB
0 to 0.35%
FE
70.4 to 79%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
13 %
Fatigue Strength
480 MPa
Impact Strength: V-Notched Charpy
23 J
Poisson's Ratio
0.28
Shear Modulus
76 GPa
Tensile Strength: Ultimate (UTS)
1030 MPa
Tensile Strength: Yield (Proof)
840 MPa
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
280 J/g
Maximum Temperature: Corrosion
430 °C
Maximum Temperature: Mechanical
860 °C
Melting Completion (Liquidus)
1430 °C
Melting Onset (Solidus)
1390 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
18 W/m-K
Thermal Diffusivity
4.7 mm 2 /s
Thermal Expansion
11 µm/m-K
Thermal Shock Resistance
34 points
Electrical
Electrical Conductivity: Equal Volume
2.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.6 % IACS
Calculated
PREN (Pitting Resistance)
18
Resilience: Ultimate (Unit Rupture Work)
130 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1820 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
36 points
Strength to Weight: Bending
29 points
Environmental
Base Metal Price
13 % relative
Embodied Carbon
2.8 kg CO 2 /kg material
Embodied Energy
39 MJ/kg
Embodied Energy
39 MJ/kg 17 x 10 3 BTU/lb
Embodied Water
130 L/kg
Embodied Water
130 L/kg 16 gal/lb
Registered Designations & Aliases
1.45251.4525EN 1.4525 (GX5CrNiCu16-4) Cast Stainless SteelGX5CrNiCu16-4GX5CrNiCu16-4
Standards
EN 10283 EN 10283: 2010 Corrosion resistant steel castings
EN 10283 EN 10283: Corrosion resistant steel castings
EN 10283 EN 10283: Corrosion resistant steel castings Corrosion of Stainless Steels, A. John Sedriks, 1996