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12X17P9AHl4Application:Austenitic
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy 12X17P9AHl4ГОСТRussia

Chemical composition%of the ladle analysis of grade12X17P9AHl4

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Mo(%)W(%)N(%)Ti(%)
Max 0.12Max 0.808.00-10.5Max 0.035Max 0.0216.0-18.03.50-4.50Max 0.30Max 0.200.15-0.25Max 0.20
12X17P9AHl4
Mechanical properties of grade12X17P9AHl4
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)
153(≥)372(≥)421422Solution and Aging,Annealing,Ausaging,Q+T,etc422
Physical properties of grade12X17P9AHl4
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
533(≥)737(≥)424424Solution and Aging,Annealing,Ausaging,Q+T,etc432
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
788264611
12X17P9AHl4Range 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
12X17P9AHl4ГОСТRussia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

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