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12CrMo

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38CrSi 15CrMo
#12CrMo

Description

China GBT 12CrMo China structural steel and alloy steel and 12CrMo Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 12CrMo
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 12CrMo GBT China China structural steel and alloy steel
25MnRiVRE
15Cr
15CrA
20Cr
30Cr
35Cr
40Cr
45Cr
50Cr
38CrSi

Chemical composition(mass fraction)(wt.%) of the 12CrMo

C(％) Si(％) Mn(％) Cr(％) Mo(％)
0.08-0.15 0.17-0.37 0.40-0.70 0.40-0.70 0.40-0.55

Mechanical Properties of steel grade 12CrMo

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)
127 (≥) 355 (≥) 42 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade 12CrMo

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 - -     0.41 -  
246 193 - 31.3 132   -  
627 - 24 43.2   124 211

Heat Treatment of steel grade 12CrMo

Heat treated : 1475°C - 1734°C

Technological Curves of steel grade 12CrMo

Cross Reference Table (Equivalent Grade) of 12CrMo

Grade Standard Country Application
GS-12CrMo19 5 DIN Germany
GS-12CrMo9 10 GBT China
ISO X12CrMoV12 6 ISO ISO High temperature bainite and martensite steel ISO standard internal combustion engine
ISO X12CrMo12 6 ISO ISO High temperature bainite and martensite steel ISO standard internal combustion engine
12CrMoG GBT China China structural steel and alloy steel
12CrMo GBT China China structural steel and alloy steel
12CrMo GBT China China structural steel and alloy steel
12CrMoV GBT China China structural steel and alloy steel
38CrSi 15CrMo
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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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