BO1

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BO1

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BO1 Application:Carbide for cutting tools

Chemical composition(mass fraction)(wt.%) of the BO1
C(%) Si(%) Mn(%) Cr(%) Ni(%) V(%) W(%) Other(%)
0.85-1.00 ≤0.40 1.10-1.35 0.40-0.60 ≤0.40 ≤0.25 0.40-0.60 :Cu≤0.20,Sn≤0.05

Mechanical properties of grade BO1

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition HBW
353 (≥) 178 (≥) 12 24 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical properties of grade BO1

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
357 (≥) 149 (≥) 11 21 13 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
- - -
259 515 528 - - -

BO1 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