Available 24/7 at contact@steel-grades.com

18CrMnNiMo

China GB 18CrMnNiMo 合金结构钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 18CrMnNiMo / 18CrMnNiMo
Category Grade Standard Region/Area Standard Content
Metals 18CrMnNiMo GB/T 3077 China 合金结构钢

Chemical composition(mass fraction)(wt.%) of the 18CrMnNiMo

Element Min Max Similar
Ni 1.0000 1.3000 -
Mo 0.2000 0.3000 -
Cr 1.0000 1.3000 -
Mn 1.1000 1.4000 -
Si 0.1700 0.3700 -
C 0.1500 0.2100 -

Mechanical Properties of steel grade 18CrMnNiMo

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)
946 (≥) 395 (≥) 22 34 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade 18CrMnNiMo

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
42 - -     0.34 -  
686 345 - 22.3 323   -  
125 - 32 41.2   144 334

Heat Treatment of steel grade 18CrMnNiMo

Heat treated : 1939°C - 1725°C

Technological Curves of steel grade 18CrMnNiMo

Cross Reference Table (Equivalent Grade) of 18CrMnNiMo

Available Suppliers

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this 18CrMnNiMo?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top