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STKM15A

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STKM14C STKM15C
#STKM15A

Description

China CNS STKM15A China Taiwan Structural steel and STKM15A Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: STKM15A
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel STKM15A CNS China China Taiwan Structural steel
STKM11A
STKM12A
STKM12B
STKM12C
STKM13A
STKM13B
STKM13C
STKM14A
STKM14B
STKM14C

Chemical composition(mass fraction)(wt.%) of the STKM15A

C(％) Si(％) Mn(％) P(％) S(％)
0.25-0.35 0.35 0.30-1.00 0.04 0.04

Mechanical Properties of steel grade STKM15A

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)
571 (≥) 565 (≥) 23 41 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade STKM15A

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
11 - -     0.24 -  
257 989 - 21.3 233   -  
829 - 21 42.2   121 414

Heat Treatment of steel grade STKM15A

Heat treated : 1426°C - 1263°C

Technological Curves of steel grade STKM15A

Cross Reference Table (Equivalent Grade) of STKM15A

Grade Standard Country Application
STKM15A CNS China China Taiwan Structural steel
STKM14C STKM15C
Available Suppliers
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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