XH55MBЮ Stainless Steels

XH55MBЮ - Specification & Application

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

Chemical composition(wt.%) of XH55MBЮ grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Si - 0.040
Mn - 0.040
P - 0.015
S - 0.010
Cr 9.00 11.00
Ni - remaining
Mo 5.00 6.50
Al 4.20 5.00
Ti - -
Fe - 20.00
W 4.50 5.50
B - 0.010
Ce - 0.010

XH55MBЮ - Detail

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

Mechanical properties of grade XH55MBЮ

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)
832 (≥) 187 (≥) 14 22 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical properties of grade XH55MBЮ

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
793 (≥) 658 (≥) 33 41 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 331
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
295 964 156

Equivalent Grade

Equivalent Products

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