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SNC631H

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SNC415H SNC815H
#SNC631H

Description

China CNS SNC631H China Taiwan Structural steel and SNC631H Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SNC631H
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SNC631H CNS China China Taiwan Structural steel
SMn438H
SMn443H
SMnC420H
SMnC443H
SCr415H
SCr420H
SCr430H
SCr435H
SCr440H
SNC415H

Chemical composition(mass fraction)(wt.%) of the SNC631H

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.26-0.35 0.15-0.35 0.30-0.70 Max 0.030 Max 0.030 0.55-1.05 2.45-3.00 —

Mechanical Properties of steel grade SNC631H

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)
231 (≥) 645 (≥) 44 11 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade SNC631H

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
43 - -     0.21 -  
472 535 - 13.3 414   -  
495 - 23 22.2   123 412

Heat Treatment of steel grade SNC631H

Heat treated : 1225°C - 1284°C

Technological Curves of steel grade SNC631H

Cross Reference Table (Equivalent Grade) of SNC631H

Grade Standard Country Application
SNC631H CNS China China Taiwan Structural steel
SNC415H SNC815H
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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