Grades | Stainless Steels | 14Cr-4Mo

UNS 14Cr-4Mo

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14Cr-4Mo Application:High temperature alloys and other special alloys

Chemical composition(mass fraction)(wt.%) of the 14Cr-4Mo
Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.03
Si - 0.75
Mn - 0.35
Cr - 14.1
Ni - 4.25
Mo - 2.38
Cu - 3.25
Nb - 0.25
N - 0.02
Fe - remaining

Mechanical properties of grade 14Cr-4Mo

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition HBW
582 (≥) 863 (≥) 34 22 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical properties of grade 14Cr-4Mo

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
916 (≥) 561 (≥) 32 44 11 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
- - -
299 418 876 - - -

14Cr-4Mo 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