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30CrNi3

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20CrNi3 37CrNi3
#30CrNi3

Description

China GBT 30CrNi3 China structural steel and alloy steel and 30CrNi3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

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

Chemical composition(mass fraction)(wt.%) of the 30CrNi3

C(％) Si(％) Mn(％) Cr(％) Ni(％)
0.27-0.33 0.17-0.37 0.30-0.60 0.60-0.90 2.75-3.15

Mechanical Properties of steel grade 30CrNi3

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)
613 (≥) 487 (≥) 32 33 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade 30CrNi3

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
22 - -     0.43 -  
361 454 - 22.3 214   -  
948 - 11 14.2   211 214

Heat Treatment of steel grade 30CrNi3

Heat treated : 1928°C - 1865°C

Technological Curves of steel grade 30CrNi3

Cross Reference Table (Equivalent Grade) of 30CrNi3

Grade Standard Country Application
30CrNi3 GBT China China structural steel and alloy steel
20CrNi3 37CrNi3
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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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