Grades | Stainless Steels | 12Cr12Mo / 1Cr12Mo

GB 12Cr12Mo / 1Cr12Mo

PDF | Word | Print

12Cr12Mo / 1Cr12Mo Application:Steel of Blade for Steam turbine

Chemical composition(mass fraction)(wt.%) of the 12Cr12Mo / 1Cr12Mo
Elements Min.(≥) Max.(≤) Similar Remarks
C 0.10 0.15
Si - 0.50
Mn 0.30 0.60
P - 0.030
S - 0.020
Ni 0.30 0.60
Cr 11.50 13.00
Mo 0.30 0.60
Cu - 0.30

Mechanical properties of grade 12Cr12Mo / 1Cr12Mo

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition HBW
974 (≥) 729 (≥) 22 42 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical properties of grade 12Cr12Mo / 1Cr12Mo

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
432 (≥) 937 (≥) 42 32 44 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
- - -
919 218 647 - - -

12Cr12Mo / 1Cr12Mo 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