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20CrMnMo

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35CrMnSiA 40CrMnMo
#20CrMnMo

Description

China GBT 20CrMnMo China structural steel and alloy steel and 20CrMnMo Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 20CrMnMo
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 20CrMnMo GBT China China structural steel and alloy steel
40CrV
50CrVA
15CrMn
20CrMn
40CrMn
20CrMnSi
25CrMnSi
30CrMnSi
30CrMnSiA
35CrMnSiA

Chemical composition(mass fraction)(wt.%) of the 20CrMnMo

C(％) Si(％) Mn(％) Cr(％) Mo(％)
0.17-0.23 0.17-0.37 0.90-1.20 1.10-1.40 0.20-0.30

Mechanical Properties of steel grade 20CrMnMo

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)
847 (≥) 729 (≥) 33 23 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade 20CrMnMo

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
14 - -     0.34 -  
511 386 - 43.3 442   -  
648 - 21 44.2   212 442

Heat Treatment of steel grade 20CrMnMo

Heat treated : 1311°C - 1313°C

Technological Curves of steel grade 20CrMnMo

Cross Reference Table (Equivalent Grade) of 20CrMnMo

Grade Standard Country Application
20CrMnMo GBT China China structural steel and alloy steel
20CrMnMoH GBT China China structural steel and alloy steel
35CrMnSiA 40CrMnMo
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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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