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12H18N10T-VD

Russia GOST 12H18N10T-VD Seamless steel tubes for oil and fuel lines. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 12H18N10T-VD / 12H18N10T-VD
Category Grade Standard Region/Area Standard Content
Metals 12H18N10T-VD GOST 19277 Russia Seamless steel tubes for oil and fuel lines. Specifications

Chemical composition(mass fraction)(wt.%) of the 12H18N10T-VD

Element Min Max Similar
Ti - 0.7000 -
Si - 0.8000 -
S - 0.0150 -
P - 0.0150 -
Ni 9.0000 11.0000 -
Mn - 2.0000 -
Cu - 0.2500 -
Cr 17.0000 19.0000 -
C - 0.1200 -

Mechanical Properties of steel grade 12H18N10T-VD

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
795 (≥) 259 (≥) 41 13 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade 12H18N10T-VD

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
22 - -     0.23 -  
949 623 - 24.3 413   -  
848 - 23 14.2   121 413

Heat Treatment of steel grade 12H18N10T-VD

Heat treated : 1982°C - 1664°C

Technological Curves of steel grade 12H18N10T-VD

Cross Reference Table (Equivalent Grade) of 12H18N10T-VD

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