Grades | Superalloys | K92890

UNS K92890 ( Martensite )

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K92890 Application:Structural and constructional steels

Chemical composition(mass fraction)(wt.%) of the K92890
Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.03
Ni 17.00 19.00
Co 7.00 8.50
Mn - 0.10
Si - 0.10
Al 0.05 0.15
Mo 4.60 5.20
S - 0.010
P - 0.010
Ti 0.30 0.50
Fe - Bal
Cr - 0.50
Cu - 0.50

Mechanical properties of grade K92890

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition HBW
877 (≥) 565 (≥) 42 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical properties of grade K92890

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
419 (≥) 666 (≥) 43 23 31 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
- - -
227 745 164 - - -

K92890 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