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20CrMo

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15CrMo 30CrMo
#20CrMo

Description

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

Datasheet for: Steel Grades:Structure Steel: 20CrMo
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 20CrMo GBT China China structural steel and alloy steel
15CrA
20Cr
30Cr
35Cr
40Cr
45Cr
50Cr
38CrSi
12CrMo
15CrMo

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

C(％) Si(％) Mn(％) Cr(％) Mo(％)
0.17-0.24 0.17-0.37 0.40-0.70 0.80-1.10 0.15-0.25

Mechanical Properties of steel grade 20CrMo

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)
241 (≥) 865 (≥) 23 22 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade 20CrMo

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 - -     0.22 -  
529 788 - 43.3 414   -  
257 - 22 33.2   344 143

Heat Treatment of steel grade 20CrMo

Heat treated : 1531°C - 1655°C

Technological Curves of steel grade 20CrMo

Cross Reference Table (Equivalent Grade) of 20CrMo

Grade Standard Country Application
X20CrMo13 DIN Germany Hot working alloy tool steel
X20CrMoWV12-1 DIN Germany The high-temperature and high-strength steel
ISO X20CrMoNiNbV11 1 ISO ISO High temperature bainite and martensite steel ISO standard internal combustion engine
20CrMo GBT China China structural steel and alloy steel
ML20CrMoA GBT China China structural steel and alloy steel
G20CrMo GBT China China structural steel and alloy steel
EN X20CrMoV12-1 EN Euronorm Euronorm Stainless Steel
EN X20CrMoWV12-1 EN Euronorm Euronorm Stainless Steel
EN 20CrMoVTiB4-10 EN Euronorm Euronorm Stainless Steel
ZG20CrMo GBT China Large castings with low alloy cast steel
15CrMo 30CrMo
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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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