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

G 18 NiMoCr 3-7

Germany DIN G18NiMoCr3-7 热处理镍锰铬钼低合金钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: G18NiMoCr3-7 / G 18 NiMoCr 3-7
Category Grade Standard Region/Area Standard Content
Metals G 18 NiMoCr 3-7 -- Germany 热处理镍锰铬钼低合金钢

Chemical composition(mass fraction)(wt.%) of the G 18 NiMoCr 3-7

Element Min Max Similar
V - 0.0200 -
Sn - 0.0110 -
Si 0.3000 0.5000 -
S - 0.0100 -
P - 0.0120 -
Ni 0.6000 1.1000 -
N - 0.0150 -
Mo 0.4000 0.6000 -
Mn 0.7000 1.1000 -
Cu - 0.1200 -
Cr 0.3000 0.5000 -
C 0.1700 0.2300 -
As - 0.0250 -
Al 0.0200 0.0500 -

Mechanical Properties of steel grade G 18 NiMoCr 3-7

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)
661 (≥) 457 (≥) 11 41 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade G 18 NiMoCr 3-7

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
34 - -     0.12 -  
762 358 - 14.3 113   -  
186 - 12 12.2   421 311

Heat Treatment of steel grade G 18 NiMoCr 3-7

Heat treated : 1511°C - 1821°C

Technological Curves of steel grade G 18 NiMoCr 3-7

Cross Reference Table (Equivalent Grade) of G 18 NiMoCr 3-7

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 G 18 NiMoCr 3-7?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top