Grades | Tool Die Steels | T11343

UNS T11343

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T11343 Application:High-Speed Tool Steel

Chemical composition(mass fraction)(wt.%) of the T11343
Elements Min.(≥) Max.(≤) Similar Remarks
C 1.15 1.25
Si 0.15 0.65
Mn 0.20 0.40
P - 0.030
S - 0.030
Cr 3.50 4.25
Mo 7.50 8.50
V 1.50 1.75
W 2.25 3.00
Co 7.75 8.75

Mechanical properties of grade T11343

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition HBW
186 (≥) 337 (≥) 23 31 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical properties of grade T11343

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
258 (≥) 311 (≥) 32 11 24 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
- - -
733 341 354 - - -

T11343 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