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EN X10CrMoVNb9-1 Details

X10CrMoVNb9-1 Application:Alloy special martensitic creep-resisting steel

Category Type Grade Microstructure Designations
Grades Stainless Steels X10CrMoVNb9-1 Martensite European - EN , EN 10302: 2008 - Creep resisting steels, nickel and cobalt alloys
EN 10028-2: 2009 - Flat products made of steels for pressure purposes. Non-alloy and alloy steels with specified elevated temperature properties
EN 10222-2: 2000 - Steel forgings for pressure purposes. Ferritic and martensitic steels with specified elevated temperature properties
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 10253-2: 2007 - Butt-welding pipe fittings. Non alloy and ferritic alloy steels with specific inspection requirements
EN 10088-1: 2005 - Stainless steels. List of stainless steels

Chemical composition(wt.%) of X10CrMoVNb9-1 grade: EN 10302: 2008

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.08 0.12
Si - 0.5
Mn 0.3 0.6
Ni - 0.4
P - 0.025
S - 0.015
Cr 8.0 9.5
Mo 0.85 1.05
V 0.18 0.25
N 0.03 0.07
Nb 0.06 0.10
Al - 0.03
X10CrMoVNb9-1

Mechanical properties of grade X10CrMoVNb9-1 EN 10302: 2008

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
462 (≥) 274 (≥) 44 44 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical properties of grade X10CrMoVNb9-1 EN 10302: 2008

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
892 (≥) 518 (≥) 13 34 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 444
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
248 279 925

X10CrMoVNb9-1 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
1.4903 EN European
Alloy special martensitic creep-resisting steel
X10CrMoVNb9-1 EN European
Alloy special martensitic creep-resisting steel

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