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30CrMnSiNi2A

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30SiMn2MoVA 45H
#30CrMnSiNi2A

Description

China GBT 30CrMnSiNi2A China structural steel and alloy steel and 30CrMnSiNi2A Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 30CrMnSiNi2A
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 30CrMnSiNi2A GBT China China structural steel and alloy steel
20CrNiMo
40CrNiMoA
18CrNiMnMoA
45CrNiMoVA
18Cr2Ni4WA
25Cr2Ni4WA
38CrA
30CrMnMoTiA
30CrNi2MoVA
30SiMn2MoVA

Chemical composition(mass fraction)(wt.%) of the 30CrMnSiNi2A

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.27-0.34 0.90-1.20 1.00-1.30 0.025 0.025 0.90-1.20 1.40-1.80 Max 0.25

Mechanical Properties of steel grade 30CrMnSiNi2A

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)
948 (≥) 129 (≥) 13 14 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade 30CrMnSiNi2A

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
24 - -     0.44 -  
942 344 - 22.3 441   -  
857 - 14 12.2   441 311

Heat Treatment of steel grade 30CrMnSiNi2A

Heat treated : 1872°C - 1765°C

Technological Curves of steel grade 30CrMnSiNi2A

Cross Reference Table (Equivalent Grade) of 30CrMnSiNi2A

Grade Standard Country Application
30CrMnSiNi2A GBT China China structural steel and alloy steel
30SiMn2MoVA 45H
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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