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30CrMnSiA

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30CrMnSi 35CrMnSiA
#30CrMnSiA

Description

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

Datasheet for: Steel Grades:Structure Steel: 30CrMnSiA
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 30CrMnSiA GBT China China structural steel and alloy steel
25Cr2Mo1VA
38CrMoAl
40CrV
50CrVA
15CrMn
20CrMn
40CrMn
20CrMnSi
25CrMnSi
30CrMnSi

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

C(％) Si(％) Mn(％) Cr(％)
0.28-0.34 0.90-1.20 0.80-1.10 0.80-1.10

Mechanical Properties of steel grade 30CrMnSiA

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)
675 (≥) 183 (≥) 43 42 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade 30CrMnSiA

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
41 - -     0.31 -  
177 316 - 12.3 313   -  
659 - 44 12.2   322 334

Heat Treatment of steel grade 30CrMnSiA

Heat treated : 1162°C - 1924°C

Technological Curves of steel grade 30CrMnSiA

Cross Reference Table (Equivalent Grade) of 30CrMnSiA

Grade Standard Country Application
30CrMnSiA GBT China China structural steel and alloy steel
ML30CrMnSiA GBT China China structural steel and alloy steel
30CrMnSi 35CrMnSiA
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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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