EN 1.4905 (X11CrMoWVNb9-11) Stainless Steel
Other Steels
Property Overview
Density7.9g/cm³
Elastic Modulus190GPa
Tensile Strength740MPa
Yield Strength450MPa
Brinell HardnessUnknown
Maximum Service Temperature660°C
Mechanical
A - Min. elongation at fracture (%) (+QT)
19
+QT
Elastic (Young's, Tensile) Modulus
190 GPa
Impact Strength: V-Notched Charpy
38 J
KV - Impact energy (J) longitud., (+NT)
+20° 40
+NT
KV - Impact energy (J) transverse, (+NT)
+20° 27
+NT
R p0.2 0.2% proof strength (MPa) (+QT)
450
+QT
Rm - Tensile strength (MPa) (+QT)
620-850
+QT
Tensile Strength: Ultimate (UTS)
740 MPa
Tensile Strength: Yield (Proof)
510 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
Thermal
Latent Heat of Fusion
270 J/g
Maximum Temperature: Corrosion
380 °C
Maximum Temperature: Mechanical
660 °C
Melting Completion (Liquidus)
1480 °C
Melting Onset (Solidus)
1440 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
26 W/m-K
Thermal Diffusivity
7.0 mm 2 /s
Thermal Expansion
11 µm/m-K
Thermal Shock Resistance
25 points
Electrical
Electrical Conductivity: Equal Volume
3.7 % IACS
Electrical Conductivity: Equal Weight (Specific)
4.2 % IACS
Calculated
PREN (Pitting Resistance)
15
Resilience: Ultimate (Unit Rupture Work)
130 MJ/m 3
Resilience: Unit (Modulus of Resilience)
680 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
26 points
Strength to Weight: Bending
23 points
Environmental
Base Metal Price
9.5 % relative
Embodied Carbon
2.8 kg CO 2 /kg material
Embodied Energy
40 MJ/kg 17 x 10 3 BTU/lb
Embodied Water
90 L/kg 11 gal/lb
Registered Designations & Aliases
1.49051.4905EN 1.4905 (X11CrMoWVNb9-11) Stainless SteelX11CrMoWVNb9-1-1X11CrMoWVNb9-11
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 10216-2 EN 10216-2: 2014 Seamless steel tubes for pressure purposes. Technical delivery conditions. Non-alloy and alloy steel tubes with specified elevated temperature properties
EN 10216-2 EN 10216-2: Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties
EN 10216-2 EN 10216-2: Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties EN 10302: Creep resisting steels, nickel and cobalt alloys Creep-Resistant Steels, Fujio Abe et al. (editors), 2008 EN 10088-1: Stainless steels - Part 1: List of stainless steels Welding Metallurgy of Stainless Steels, Erich Folkhard et al., 2012 Properties and Selection: Irons, Steels and High Performance Alloys, ASM Handbook vol. 1, ASM International, 1993 Corrosion of Stainless Steels, A. John Sedriks, 1996
EN 10302 EN 10302: 2008 Creep resisting steels, nickel and cobalt alloys
EN 10302 EN 10302: Creep resisting steels, nickel and cobalt alloys