Grades | Stainless Steels | 05X21H12Γ2БPЩ

GOST 05X21H12Γ2БPЩ ( Austenite )

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05X21H12Γ2БPЩ Application:Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(mass fraction)(wt.%) of the 05X21H12Γ2БPЩ
Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.05
Si 0.20 0.80
Mn 2.00 2.80
P - 0.035
S - 0.020
Cr 20.00 22.00
Ni 12.00 13.00
Mo - 0.30
Zr 0.51 0.80
V 0.25 0.50
Al 0.20 0.65
Nb - 0.20

Mechanical properties of grade 05X21H12Γ2БPЩ

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition HBW
447 (≥) 983 (≥) 14 31 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical properties of grade 05X21H12Γ2БPЩ

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
764 (≥) 459 (≥) 12 12 33 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
- - -
788 468 719 - - -

05X21H12Γ2БPЩ 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