XH70Ю Stainless Steels

XH70Ю - Specification & Application

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

Chemical composition(wt.%) of XH70Ю grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.10
Si - 0.80
Mn - 0.30
P - 0.015
S - 0.012
Cr 26.00 29.00
Ni - remaining
Mo - -
Al 2.80 3.50
Ti - -
Fe - 1.00
Ba - 0.10
Ce - 0.030

XH70Ю - Detail

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

Mechanical properties of grade XH70Ю

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)
673 (≥) 154 (≥) 42 33 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical properties of grade XH70Ю

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
787 (≥) 432 (≥) 43 32 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 232
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
214 123 213

Equivalent Grade

Equivalent Products

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