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STKM15C

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STKM15A STKM16A
#STKM15C

Description

China CNS STKM15C China Taiwan Structural steel and STKM15C Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: STKM15C
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel STKM15C CNS China China Taiwan Structural steel
STKM12A
STKM12B
STKM12C
STKM13A
STKM13B
STKM13C
STKM14A
STKM14B
STKM14C
STKM15A

Chemical composition(mass fraction)(wt.%) of the STKM15C

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

Mechanical Properties of steel grade STKM15C

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)
948 (≥) 461 (≥) 31 21 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade STKM15C

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
44 - -     0.42 -  
771 545 - 12.3 323   -  
121 - 33 44.2   223 234

Heat Treatment of steel grade STKM15C

Heat treated : 1326°C - 1549°C

Technological Curves of steel grade STKM15C

Cross Reference Table (Equivalent Grade) of STKM15C

Grade Standard Country Application
STKM15C CNS China China Taiwan Structural steel
STKM15A STKM16A
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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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