EN 1.4446 (GX2CrNiMoN17-13-4) Cast Stainless Steel
Other Steels
Property Overview
Density7.9g/cm³
Elastic Modulus200GPa
Tensile Strength440MPa
Yield Strength210MPa
Brinell Hardness140HB
Maximum Service Temperature980°C
Chemical Composition
C
0 to 0.030%
CR
16.5 to 18.5%
NI
12.5 to 14.5%
MO
4.0 to 4.5%
MN
0 to 1.5%
SI
0 to 1.0%
N
0.12 to 0.22%
P
0 to 0.040%
S
0 to 0.030%
FE
59.7 to 66.9%
Mechanical
A - Min. elongation at fracture (%) (+AT)
20
+AT
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
23 %
Fatigue Strength
160 MPa
Impact Strength: V-Notched Charpy
56 J
KV - Impact energy (J) (+AT)
+20° 50
+AT
Poisson's Ratio
0.28
R p0.2 0.2% proof strength (MPa) (+AT)
210
+AT
Rm - Tensile strength (MPa) (+AT)
440
+AT
Shear Modulus
79 GPa
Tensile Strength: Ultimate (UTS)
490 MPa
Tensile Strength: Yield (Proof)
240 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
140
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
290 J/g
Maximum Temperature: Corrosion
410 °C
Maximum Temperature: Mechanical
980 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1410 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
14 W/m-K
Thermal Diffusivity
3.6 mm 2 /s
Thermal Expansion
16 µm/m-K
Thermal Shock Resistance
11 points
Electrical
Electrical Conductivity: Equal Volume
2.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.5 % IACS
Calculated
PREN (Pitting Resistance)
34
Resilience: Ultimate (Unit Rupture Work)
93 MJ/m 3
Resilience: Unit (Modulus of Resilience)
140 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
17 points
Strength to Weight: Bending
17 points
Environmental
Base Metal Price
22 % relative
Embodied Carbon
4.5 kg CO 2 /kg material
Embodied Energy
60 MJ/kg
Embodied Energy
60 MJ/kg 26 x 10 3 BTU/lb
Embodied Water
160 L/kg
Embodied Water
160 L/kg 19 gal/lb
Registered Designations & Aliases
1.44461.4446EN 1.4446 (GX2CrNiMoN17-13-4) Cast Stainless SteelGX2CrNiMoN17-13-4GX2CrNiMoN17-13-4
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 Machining of Stainless Steels and Super Alloys: Traditional and Nontraditional Techniques, Helmi A. Youssef, 2016 Austenitic Stainless Steels: Microstructure and Mechanical Properties, P. Marshall, 1984 Corrosion of Stainless Steels, A. John Sedriks, 1996