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20CrNi

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30CrMnTi 40CrNi
#20CrNi

Description

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

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

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

C(％) Si(％) Mn(％) Cr(％) Ni(％)
0.17-0.23 0.17-0.37 0.40-0.70 0.45-0.75 1.00-1.40

Mechanical Properties of steel grade 20CrNi

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)
616 (≥) 191 (≥) 12 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade 20CrNi

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 - -     0.24 -  
234 973 - 42.3 223   -  
979 - 12 34.2   424 232

Heat Treatment of steel grade 20CrNi

Heat treated : 1517°C - 1793°C

Technological Curves of steel grade 20CrNi

Cross Reference Table (Equivalent Grade) of 20CrNi

Grade Standard Country Application
T20CrNi370 STAS/SR Romania Cast Steel
X20CrNi17-2 UNE Spain Spain structural alloy steel
20CrNi GBT China China structural steel and alloy steel
20CrNi3 GBT China China structural steel and alloy steel
20CrNiMo GBT China China structural steel and alloy steel
20CrNi3H GBT China China structural steel and alloy steel
20CrNiMoH GBT China China structural steel and alloy steel
G20CrNiMo GBT China China structural steel and alloy steel
G20CrNi2Mo GBT China China structural steel and alloy steel
30CrMnTi 40CrNi
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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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