Home»Grades > Special Alloy > 12X21H5T
12X21H5TApplication:Austenitic - Martensitic steel
CategoryTypeSteel gradeCountry
Grades Special Alloy 12X21H5T

Chemical composition%of the ladle analysis of grade12X21H5T

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Mo(%)W(%)Al(%)Ti(%)
0.09-0.14Max 0.80Max 0.80Max 0.035Max 0.02520.0-22.04.80-5.80Max 0.30Max 0.20Max 0.080.25-0.50
12X21H5T
Mechanical properties of grade12X21H5T
Proof strength
Rp0.2(MPa)
Tensile strength
Rm(MPa)
Impact energy
KV(J)
Elongation at fracture
A(%)
Reduction in cross section on fracture
Z(%)
As-Heat-Treated ConditionBrinell hardness(HBW)
489(≥)681(≥)113432Solution and Aging,Annealing,Ausaging,Q+T,etc114
Physical properties of grade12X21H5T
PropertyDensity
kg/dm3
Temperature T
°C/F
Specific heat
J/kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
917(≥)961(≥)112211Solution and Aging,Annealing,Ausaging,Q+T,etc112
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
556693339
12X21H5TRange of products
Product typeProductsDimensionProcessesDeliver Status
Plates/SheetsPlates/Sheets0.08-200mm(T)*W*LForging,hot rolling and cold rollingAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel BarRound Bar,Flat Bar,Square BarΦ8-1200mm*LForging,hot rolling and cold rolling,CastBlack,Rough Turning,Shot Blasting,
Coil/StripSteel Coil/Steel Strip0.03-16.0x1200mmCold-Rolled&Hot-RolledAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/TubesSeamless Pipes/Tubes,Welded Pipes/TubesOD:6-219mm x WT:0.5-20.0mmHot extrusion,Cold Drawn,WeldedAnnealed,Solution and Aging,Q+T,ACID-WASHED
Cross Reference Table(Equivalent Grade)
GradeStandardCountryApplication
12X21H5T
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Enquiry

Please enter the kg or metric tons.
Please be sure to fill in, in order to contact!
Please be sure to fill in, in order to contact!
Please fill in the Size, Quantity, Weight,, etc...

* Required fields