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20CrNi3H

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20CrMnTiH 12Cr2Ni4H
#20CrNi3H

Description

China GBT 20CrNi3H China structural steel and alloy steel and 20CrNi3H Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 20CrNi3H
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 20CrNi3H GBT China China structural steel and alloy steel
40CrH
45CrH
40MnBH
45MnBH
20MnMoBH
20MnVBH
22MnVBH
20MnTiBH
20CrMnMoH
20CrMnTiH

Chemical composition(mass fraction)(wt.%) of the 20CrNi3H

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) B(%) Ti(%)
0.17-0.23 0.17-0.37 0.30-0.65 0.035 0.035 0.60-0.95 2.70-3.25 — —

Mechanical Properties of steel grade 20CrNi3H

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)
251 (≥) 636 (≥) 42 31 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade 20CrNi3H

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
44 - -     0.32 -  
139 646 - 34.3 122   -  
245 - 13 11.2   342 111

Heat Treatment of steel grade 20CrNi3H

Heat treated : 1763°C - 1299°C

Technological Curves of steel grade 20CrNi3H

Cross Reference Table (Equivalent Grade) of 20CrNi3H

Grade Standard Country Application
20CrNi3H GBT China China structural steel and alloy steel
20CrMnTiH 12Cr2Ni4H
Available Suppliers
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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