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27SiMn

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AISI 501 1.4765
#27SiMn

Description

China GB GB/T 11251 (2009), GB/T 17396 (2009), GB/T 3077 (1999), GB/T 3078 (2008), GB/T 8162 (2008), 27SiMn Specialsteel Structural and constructional steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 27SiMn
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 27SiMn GB China Structural and constructional steels

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

C Si Mn P S Cu Cr Ni Mo
0.24 -0.32 1.10 -1.40 1.10 -1.40 ≤0.035 ≤0.035 ≤0.30 ≤0.30 ≤0.30 ≤0.15

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)
188 (≥) 419 (≥) 32 23 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

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
41 - -     0.24 -  
695 176 - 33.3 312   -  
459 - 11 41.2   331 111

Heat Treatment of steel grade 27SiMn

Heat treated : 1361°C - 1215°C

Technological Curves of steel grade 27SiMn

Relevant standard of 27SiMn

GB/T 11251 (2009) Hot-rolled alloy structural steel plates GB-T-11251-(2009).pdf
GB/T 17396 (2009) Hot-rolled seamless steel tubes for hydraulic pillar service GB-T-17396-(2009).pdf
GB/T 3077 (1999) Alloy structure steels GB-T-3077-(1999).pdf
GB/T 3078 (2008) Quality structural steel cold drawn bars GB-T-3078-(2008).pdf
GB/T 8162 (2008) Seamless steel tubes for structural purposes GB-T-8162-(2008).pdf
AISI 501 1.4765
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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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