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China HB 9Cr18MoV 航空用不锈钢、耐热钢热处理说明书 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 9Cr18MoV / 9Cr18MoV
Category Grade Standard Region/Area Standard Content
Metals 9Cr18MoV HB/Z 80 China 航空用不锈钢、耐热钢热处理说明书

Chemical composition(mass fraction)(wt.%) of the 9Cr18MoV

Element Min Max Similar

Mechanical Properties of steel grade 9Cr18MoV

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)
589 (≥) 428 (≥) 22 33 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 9Cr18MoV

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
23 - -     0.41 -  
523 649 - 32.3 323   -  
567 - 11 22.2   423 412

Heat Treatment of steel grade 9Cr18MoV

Heat treated : 1525°C - 1216°C

Technological Curves of steel grade 9Cr18MoV

Cross Reference Table (Equivalent Grade) of 9Cr18MoV

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