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STKM11A

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SAPH45 STKM12A
#STKM11A

Description

China CNS STKM11A China Taiwan Structural steel and STKM11A Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: STKM11A
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel STKM11A CNS China China Taiwan Structural steel
S53C
S55C
S58C
S9CK
S15CK
S20CK
SAPH32
SAPH38
SAPH41
SAPH45

Chemical composition(mass fraction)(wt.%) of the STKM11A

C(％) Si(％) Mn(％) P(％) S(％)
Max 0.12 0.35 Max 0.60 0.04 0.04

Mechanical Properties of steel grade STKM11A

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)
625 (≥) 261 (≥) 14 31 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade STKM11A

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
31 - -     0.22 -  
196 165 - 31.3 334   -  
817 - 33 42.2   431 434

Heat Treatment of steel grade STKM11A

Heat treated : 1112°C - 1658°C

Technological Curves of steel grade STKM11A

Cross Reference Table (Equivalent Grade) of STKM11A

Grade Standard Country Application
STKM11A CNS China China Taiwan Structural steel
SAPH45 STKM12A
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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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