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30W4Cr2VA

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60CrMnBA GCr4
#30W4Cr2VA

Description

China GBT 30W4Cr2VA China spring steels and 30W4Cr2VA Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 30W4Cr2VA
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 30W4Cr2VA GBT China China spring steels
55SiMnVB
60Si2Mn
60Si2MnA
60Si2CrA
60Si2CrVA
55CrMnA
60CrMnA
60CrMnMoA
50CrVA
60CrMnBA

Chemical composition(mass fraction)(wt.%) of the 30W4Cr2VA

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) V(%) W(%)
0.26-0.34 0.17-0.37 Max 0.40 0.03 0.03 2.00-2.50 Max 0.35 0.50-0.80 4.0-4.5

Mechanical Properties of steel grade 30W4Cr2VA

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)
695 (≥) 642 (≥) 32 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade 30W4Cr2VA

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
13 - -     0.11 -  
832 653 - 42.3 434   -  
319 - 13 14.2   334 314

Heat Treatment of steel grade 30W4Cr2VA

Heat treated : 1167°C - 1496°C

Technological Curves of steel grade 30W4Cr2VA

Cross Reference Table (Equivalent Grade) of 30W4Cr2VA

Grade Standard Country Application
30W4Cr2VA GBT China China spring steels
60CrMnBA GCr4
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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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