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SNB5-1

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SUM43 SNB7-2
#SNB5-1

Description

China CNS SNB5-1 China Taiwan Structural steel and SNB5-1 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SNB5-1
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SNB5-1 CNS China China Taiwan Structural steel
SUM23
SUM23L
SUM24L
SUM25
SUM31
SUM31L
SUM32
SUM41
SUM42
SUM43

Chemical composition(mass fraction)(wt.%) of the SNB5-1

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%)
≥0.13 Max 1.00 Max 1.00 0.04 Max 0.030 4.00-6.00 — 0.40-0.65 —

Mechanical Properties of steel grade SNB5-1

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)
692 (≥) 656 (≥) 44 32 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade SNB5-1

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 - -     0.34 -  
347 519 - 21.3 233   -  
143 - 33 44.2   111 343

Heat Treatment of steel grade SNB5-1

Heat treated : 1797°C - 1747°C

Technological Curves of steel grade SNB5-1

Cross Reference Table (Equivalent Grade) of SNB5-1

Grade Standard Country Application
SNB5-1 CNS China China Taiwan Structural steel
SUM43 SNB7-2
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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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