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BЖЛ12y Application:High temperature alloy castings
Category Type Steel grade Standard Country
Grades Special Alloy BЖЛ12y ГОСТ Russia

Chemical composition % of the ladle analysis of grade BЖЛ12y

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) V(%) W(%) Co(%) B(%) Nb(%) Al(%) Ti(%)
0.14- 0.20 0.4 0.4 Max 0.015 0.015 8.5- 10.5 Balance 2.7- 3.4 0.5- 1.0 1.0- 1.8 12.0- 15.0 0.015 0.5- 1.0 5.0- 5.7 4.2- 4.7
BЖЛ12y
Mechanical properties of grade BЖЛ12y
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)
623 (≥) 738 (≥) 33 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 423
Physical properties of grade BЖЛ12y
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
728 (≥) 318 (≥) 31 32 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 312
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
872 615 173
BЖЛ12y 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
BЖЛ12Y-BИ ГОСТ Russia
Russia GOCT Standard vacuum smelting casting high temperature alloy bar
BЖЛ12Y-BИ ГОСТ Russia
Russia GOCT Standard vacuum smelting casting high temperature alloy bar
BЖЛ12y ГОСТ Russia
Russia TY standard grades and chemical compositions of the high temperature alloy castings

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