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56Sil7A

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SIVCr11A 60CrMnSi12A
#56Sil7A

Description

Romania STAS/SR 56Sil7A Alloy structural steel and 56Sil7A Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 56Sil7A
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 56Sil7A STAS/SR Romania Alloy structural steel
OLC45AT
OLC50AT
OIX5 5 AT
OLX60AT
17MoNi35
20MoCrNi06
22MoCrNi0S
40Sil7A
51Sil7A
SIVCr11A

Chemical composition(mass fraction)(wt.%) of the 56Sil7A

C(％) Si(％) Mn(％) S(％) Cr(％) Ni(％) Cu(%)
0.52-0.60 1.40-2.00 0.60-1.00 0.040 0.04 0.30 0.3 0.25

Mechanical Properties of steel grade 56Sil7A

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)
677 (≥) 227 (≥) 11 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade 56Sil7A

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 - -     0.13 -  
781 115 - 22.3 323   -  
922 - 21 33.2   441 344

Heat Treatment of steel grade 56Sil7A

Heat treated : 1549°C - 1729°C

Technological Curves of steel grade 56Sil7A

Cross Reference Table (Equivalent Grade) of 56Sil7A

Grade Standard Country Application
56Sil7A STAS/SR Romania Alloy structural steel
SIVCr11A 60CrMnSi12A
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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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