9Cr18Mo

This page provides 9Cr18Mo datasheet, 9Cr18Mo mechanical properties, chemical element 9Cr18Mo, technical specifications of 9Cr18Mo steel material properties. 9Cr18Mo performance specifications.

GBT 9Cr18Mo
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 9Cr18Mo GBT China Martensitic Steel
3Cr13
Y3Cr13
3Cr13Mo
4Cr13
1Cr17Ni2
7Cr17
8Cr17
9Cr18
11Cr17
Y11Cr17
Datasheet for:Steel Grades:Special Steel:9Cr18Mo

Chemical composition(mass fraction)(wt.%) of the 9Cr18Mo

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%)
0.95-1.10 Max 0.80 Max 0.80 0.035 Max 0.03 16.00-18.00 Max 0.60 0.40-0.70

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade 9Cr18Mo

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)
845 (≥) 598 (≥) 21 32 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 334
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 - -     0.31 -  
985 993 - 14.3 422   -  
616 - 21 23.2   113 323
Heat treated : 1257°C - 1916°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
(G)9Cr18Mo GBT China
China structural steel and alloy steel
9Cr18Mo GBT China
Martensitic Steel
9Cr18MoV GBT China
Martensitic Steel
9Cr18Mo

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9Cr18Mo can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
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