Location » Home » Grades > Stainless Steels > Х25Н16Г7АР

GOST Х25Н16Г7АР Details

Russia GOCT Standard vacuum smelting casting high temperature alloy bar

GOST Х25Н16Г7АР Standard Download

Tags

Х25Н16Г7АР Application:Russia GOCT Standard vacuum smelting casting high temperature alloy bar
Category Type Grade Microstructure Designations
Grades Stainless Steels Х25Н16Г7АР Austenite Russia - GOST ,
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.12
Si - 1.00
Mn 5.00 7.00
P - 0.035
S - 0.020
Cr 23.00 26.00
Mo - -
Ni 15.00 18.00
N 0.30 0.45
B - 0.010
Mechanical properties of grade Х25Н16Г7АР
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 Condition Brinell hardness (HBW)
343 (≥) 994 (≥) 32 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 414
Physical properties of grade Х25Н16Г7АР
Property Density
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
586 (≥) 954 (≥) 33 23 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 241
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
186 921 418
Х25Н16Г7АР 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
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
Х25Н16Г7АР GOST Russia
Russia GOCT Standard vacuum smelting casting high temperature alloy bar