XH77TЮPy Stainless Steels

XH77TЮPy - Specification & Application

Russia GOCT standard deformation of high temperature alloy grades and chemical composition

Chemical composition(wt.%) of XH77TЮPy grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04 0.08
Si - 0.60
Mn - 0.40
P - -
S - -
Cr 19.00 22.00
Ni - remaining
Mo - -
Al 0.70 1.00
Ti 2.60 2.90
Fe - 1.00
B - 0.010
Ce - 0.02
Pb - 0.001

XH77TЮPy - Detail

Russia GOCT standard deformation of high temperature alloy grades and chemical composition

Mechanical properties of grade XH77TЮPy

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)
955 (≥) 138 (≥) 33 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical properties of grade XH77TЮPy

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
567 (≥) 155 (≥) 12 34 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 311
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
271 383 316

Equivalent Grade

Equivalent Products

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