EN X10CrWMoVNb9

Grades | Stainless Steels | X10CrWMoVNb9

EN X10CrWMoVNb9

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X10CrWMoVNb9 Application:Boiler tubes are used in heat exchange appliances in which the energy is transferred from one medium to the other. The pipes are manufactured from carbon and low-alloy steel grades which are resistant to loads under high pressure and temperatures. They ar

Chemical composition(mass fraction)(wt.%) of the X10CrWMoVNb9
Elements Min.（≥） Max.（≤） Similar Remarks
C 0.07 0.13
Cr 8.50 9.50
Mn 0.30 0.60
Mo 0.30 0.60
N 0.03 0.070
Nb 0.04 0.09
Ni - 0.40
P - 0.02
S - 0.010
Si - 0.50
V 0.15 0.25
W 1.50 2.00
B 0.0010 0.0060
Al - 0.040

Mechanical properties of grade X10CrWMoVNb9

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
489 (≥) 553 (≥) 24 23 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical properties of grade X10CrWMoVNb9

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
731 (≥) 492 (≥) 33 44 22 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2		 - - -
247 579 735 - - -

X10CrWMoVNb9 Range of products
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