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20CrNi3

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12CrNi3 30CrNi3
#20CrNi3

Description

China GBT 20CrNi3 China structural steel and alloy steel and 20CrNi3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 20CrNi3
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 20CrNi3 GBT China China structural steel and alloy steel
20CrMnMo
40CrMnMo
20CrMnTi
30CrMnTi
20CrNi
40CrNi
45CrNi
50CrNi
12CrNi2
12CrNi3

Chemical composition(mass fraction)(wt.%) of the 20CrNi3

C(％) Si(％) Mn(％) Cr(％) Ni(％)
0.17-0.24 0.17-0.37 0.30-0.60 0.60-0.90 2.75-3.15

Mechanical Properties of steel grade 20CrNi3

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)
539 (≥) 369 (≥) 32 23 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade 20CrNi3

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
31 - -     0.21 -  
293 513 - 13.3 421   -  
736 - 22 22.2   343 134

Heat Treatment of steel grade 20CrNi3

Heat treated : 1442°C - 1646°C

Technological Curves of steel grade 20CrNi3

Cross Reference Table (Equivalent Grade) of 20CrNi3

Grade Standard Country Application
T20CrNi370 STAS/SR Romania Cast Steel
20CrNi3 GBT China China structural steel and alloy steel
20CrNi3H GBT China China structural steel and alloy steel
12CrNi3 30CrNi3
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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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