15X18Ю Stainless Steels

15X18Ю - Specification & Application

Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(wt.%) of 15X18Ю grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si 1.00 1.50
Mn - 0.80
P - 0.035
S - 0.025
Cr 17.00 20.00
Ni - 0.60
Mo - -
W - -
Ti - 0.20
Al 0.70 1.20

15X18Ю - Detail

Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Mechanical properties of grade 15X18Ю

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)
277 (≥) 571 (≥) 34 33 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical properties of grade 15X18Ю

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
134 (≥) 854 (≥) 14 12 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 412
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
689 548 225

Equivalent Grade

Equivalent Products

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