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STKM13B

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STKM13A STKM13C
#STKM13B

Description

China CNS STKM13B China Taiwan Structural steel and STKM13B Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: STKM13B
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel STKM13B CNS China China Taiwan Structural steel
S20CK
SAPH32
SAPH38
SAPH41
SAPH45
STKM11A
STKM12A
STKM12B
STKM12C
STKM13A

Chemical composition(mass fraction)(wt.%) of the STKM13B

C(％) Si(％) Mn(％) P(％) S(％)
Max 0.25 0.35 0.30-0.90 0.04 0.04

Mechanical Properties of steel grade STKM13B

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)
739 (≥) 173 (≥) 32 33 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade STKM13B

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
22 - -     0.13 -  
781 739 - 34.3 121   -  
629 - 43 12.2   311 331

Heat Treatment of steel grade STKM13B

Heat treated : 1948°C - 1746°C

Technological Curves of steel grade STKM13B

Cross Reference Table (Equivalent Grade) of STKM13B

Grade Standard Country Application
STKM13B CNS China China Taiwan Structural steel
STKM13A STKM13C
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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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