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STKM14A

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STKM13C STKM14B
#STKM14A

Description

China CNS STKM14A China Taiwan Structural steel and STKM14A Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: STKM14A
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel STKM14A CNS China China Taiwan Structural steel
SAPH38
SAPH41
SAPH45
STKM11A
STKM12A
STKM12B
STKM12C
STKM13A
STKM13B
STKM13C

Chemical composition(mass fraction)(wt.%) of the STKM14A

C(％) Si(％) Mn(％) P(％) S(％)
Max 0.30 0.35 0.30-1.00 0.04 0.04

Mechanical Properties of steel grade STKM14A

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)
749 (≥) 116 (≥) 22 32 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade STKM14A

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 - -     0.13 -  
931 323 - 21.3 331   -  
699 - 13 33.2   144 433

Heat Treatment of steel grade STKM14A

Heat treated : 1991°C - 1646°C

Technological Curves of steel grade STKM14A

Cross Reference Table (Equivalent Grade) of STKM14A

Grade Standard Country Application
STKM14A CNS China China Taiwan Structural steel
STKM13C STKM14B
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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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