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BX9Л-BИ Application:Vacuum melting of casting high temperature alloy rod
Category Type Steel grade Standard Country
Grades Special Alloy BX9Л-BИ ГОСТ Russia

Chemical composition % of the ladle analysis of grade BX9Л-BИ

C(%) Cr(%) Ni(%) Mo(%) W(%) Co(%) Nb(%) Al(%) Ti(%)
0.02-0.10 30.0-35.0 Balance 2.9-3.5 4.7-5.5 0.2-0.8 0.7-1.3 1.0-1.6 0.7-1.3
BX9Л-BИ
Mechanical properties of grade BX9Л-BИ
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)
564 (≥) 249 (≥) 13 21 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 134
Physical properties of grade BX9Л-BИ
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
751 (≥) 356 (≥) 32 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 124
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
762 838 987
BX9Л-BИ 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
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
BX9Л-BИ ГОСТ Russia
Russia GOCT Standard vacuum smelting casting high temperature alloy bar
BX9Л-BИ ГОСТ Russia
Russia GOCT Standard vacuum smelting casting high temperature alloy bar

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