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18CrNiMnMoA

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40CrNiMoA 45CrNiMoVA
#18CrNiMnMoA

Description

China GBT 18CrNiMnMoA China structural steel and alloy steel and 18CrNiMnMoA Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 18CrNiMnMoA
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 18CrNiMnMoA GBT China China structural steel and alloy steel
50CrNi
12CrNi2
12CrNi3
20CrNi3
30CrNi3
37CrNi3
12CrNi4
20Cr2Ni4
20CrNiMo
40CrNiMoA

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

C(％) Si(％) Mn(％) Cr(％) Ni(％) Mo(％)
0.15-0.21 0.17-0.37 1.10-1.40 1.00-1.30 1.00-1.30 0.20-0.30

Mechanical Properties of steel grade 18CrNiMnMoA

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)
194 (≥) 554 (≥) 14 12 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade 18CrNiMnMoA

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
24 - -     0.42 -  
319 359 - 13.3 311   -  
163 - 13 14.2   431 414

Heat Treatment of steel grade 18CrNiMnMoA

Heat treated : 1787°C - 1146°C

Technological Curves of steel grade 18CrNiMnMoA

Cross Reference Table (Equivalent Grade) of 18CrNiMnMoA

Grade Standard Country Application
18CrNiMnMoA GBT China China structural steel and alloy steel
40CrNiMoA 45CrNiMoVA
Available Suppliers
Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

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...

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