EN 1.4826 (GX40CrNiSi22-10) Cast Stainless Steel
Other Steels
Property Overview
Density7.7g/cm³
Elastic Modulus200GPa
Tensile Strength450MPa
Yield Strength260MPa
Brinell Hardness150HB
Maximum Service Temperature950°C
Chemical Composition
C
0.3 to 0.5%
CR
21 to 23%
NI
9.0 to 11%
MO
0 to 0.5%
MN
0 to 2.0%
SI
1.0 to 2.5%
P
0 to 0.040%
S
0 to 0.030%
FE
60.4 to 68.7%
Mechanical
A - Min. elongation at fracture (%)
8
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
9.1 %
Fatigue Strength
140 MPa
Poisson's Ratio
0.28
R p0.2 0.2% proof strength (MPa)
230
Rm - Tensile strength (MPa)
450
Shear Modulus
77 GPa
Tensile Strength: Ultimate (UTS)
500 MPa
Tensile Strength: Yield (Proof)
260 MPa
Hardness
+A Soft annealed +AC Annealed to achieve spheroidization of the carbides +AR As rolled +AT Solution annealed +C Cold drawn / hard +CR Cold rolled +FP Treated to ferrite-pearlite structure and hardness range +I Isothermal annealing +LC Cold drawn / soft +M Thermo mechanical rolling +N Normalized +NT Normalized and tempered
+P Precipitation hardened +PE Peeled +QA Air quenched and tempered +QL Liquid quenched and tempered +QT Quenched and tempered +S Treated to improve shearability +SH As rolled and turned +SR Cold drawn and stress relieved +T Tempered +TH Treated to hardness range +WW Warm worked +U Untreated
+A
Brinell Hardness
150
Physical
Density
7.7 g/cm 3
Thermal
Latent Heat of Fusion
310 J/g
Maximum Temperature: Corrosion
430 °C
Maximum Temperature: Mechanical
950 °C
Melting Completion (Liquidus)
1400 °C
Melting Onset (Solidus)
1360 °C
Specific Heat Capacity
490 J/kg-K
Thermal Conductivity
14 W/m-K
Thermal Diffusivity
3.7 mm 2 /s
Thermal Expansion
16 µm/m-K
Thermal Shock Resistance
11 points
Electrical
Electrical Conductivity: Equal Volume
2.0 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.4 % IACS
Calculated
PREN (Pitting Resistance)
23
Resilience: Ultimate (Unit Rupture Work)
39 MJ/m 3
Resilience: Unit (Modulus of Resilience)
170 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
18 points
Strength to Weight: Bending
18 points
Environmental
Base Metal Price
17 % relative
Embodied Carbon
3.3 kg CO 2 /kg material
Embodied Energy
47 MJ/kg
Embodied Energy
47 MJ/kg 20 x 10 3 BTU/lb
Embodied Water
160 L/kg
Embodied Water
160 L/kg 19 gal/lb
Registered Designations & Aliases
1.48261.4826EN 1.4826 (GX40CrNiSi22-10) Cast Stainless SteelGX40CrNiSi22-10GX40CrNiSi22-10
Standards
EN 10295 EN 10295: 2002 Heat resistant steel castings
EN 10295 EN 10295: Heat Resistant Steel Castings
EN 10295 EN 10295: Heat Resistant Steel Castings Welding Metallurgy of Stainless Steels, Erich Folkhard et al., 2012