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27SiMn

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20MnV 35SiMn
#27SiMn

Description

China GBT 27SiMn China structural steel and alloy steel and 27SiMn Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 27SiMn
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 27SiMn GBT China China structural steel and alloy steel
09SiVL
16MnL
16MnREL
20Mn2
30Mn2
35Mn2
40Mn2
45Mn2
50Mn2
20MnV

Chemical composition(mass fraction)(wt.%) of the 27SiMn

C(％) Si(％) Mn(％)
0.24-0.32 1.10-1.40 1.10-1.40

Mechanical Properties of steel grade 27SiMn

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)
612 (≥) 112 (≥) 11 31 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade 27SiMn

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
12 - -     0.23 -  
457 277 - 44.3 344   -  
255 - 24 14.2   113 312

Heat Treatment of steel grade 27SiMn

Heat treated : 1955°C - 1914°C

Technological Curves of steel grade 27SiMn

Cross Reference Table (Equivalent Grade) of 27SiMn

Grade Standard Country Application
27SiMn GBT China China structural steel and alloy steel
1.0412 DIN Germany Steels for welded round link chains; technical delivery conditions
1.0412 DIN Germany Round steel link chains for conveyors and winning equipment in mining
1.0412 DIN Germany Steels for welded round link chains; technical delivery conditions
20MnV 35SiMn
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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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