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SUP7

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SUP6 SUP9
#SUP7

Description

China CNS SUP7 China Taiwan Structural steel and SUP7 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SUP7
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SUP7 CNS China China Taiwan Structural steel
SWRCH35K
SWRCH38K
SWRCH40K
SWRCH41K
SWRCH43K
SWRCH45K
SWRCH48K
SWRCH50K
SUP3
SUP6

Chemical composition(mass fraction)(wt.%) of the SUP7

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％)
0.56-0.64 1.80-2.20 0.70-1.00 0.035 0.035 — —

Mechanical Properties of steel grade SUP7

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)
956 (≥) 643 (≥) 24 21 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade SUP7

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
13 - -     0.24 -  
719 577 - 43.3 412   -  
121 - 24 13.2   344 332

Heat Treatment of steel grade SUP7

Heat treated : 1896°C - 1265°C

Technological Curves of steel grade SUP7

Cross Reference Table (Equivalent Grade) of SUP7

Grade Standard Country Application
SUP7 CNS China China Taiwan Structural steel
SUP6 SUP9
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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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