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20Cr-29Ni+Mo+Cu

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ASTM CN-7M ASTM CN-7MS
#20Cr-29Ni+Mo+Cu

Description

20Cr-29Ni+Mo+Cu Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 20Cr-29Ni+Mo+Cu
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 20Cr-29Ni+Mo+Cu
19Cr-10Ni+Mo+N
ASTM CG-3M
19Cr-11Ni+Mo
ASTM CG-8M
19Cr-11Ni+Mo
ASTM CN-3M
21Cr-25Ni+Mo
ASTM CN-3MN
21Cr-24Ni+Mo+N
ASTM CN-7M

Chemical composition(mass fraction)(wt.%) of the 20Cr-29Ni+Mo+Cu

 


C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.07 1.5 1.5 0.04 0.04 19.0-22.0 27.0-30.5
Mo Al Cu Nb Ti V Ce
2.0-3.0   3.0-4.0        
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 20Cr-29Ni+Mo+Cu

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)
376 (≥) 917 (≥) 24 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade 20Cr-29Ni+Mo+Cu

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 - -     0.42 -  
862 398 - 32.3 412   -  
993 - 22 21.2   214 311

Heat Treatment of steel grade 20Cr-29Ni+Mo+Cu

Heat treated : 1546°C - 1751°C

Technological Curves of steel grade 20Cr-29Ni+Mo+Cu

Cross Reference Table (Equivalent Grade) of 20Cr-29Ni+Mo+Cu

Grade Standard Country Application
20Cr-29Ni+Mo+Cu AISI USA
20Cr-29Ni+Mo+Cu AISI USA
ASTM CN-7M ASTM CN-7MS
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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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