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STKM19C

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STKM19A STKM20A
#STKM19C

Description

China CNS STKM19C China Taiwan Structural steel and STKM19C Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: STKM19C
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel STKM19C CNS China China Taiwan Structural steel
STKM15A
STKM15C
STKM16A
STKM16C
STKM17A
STKM17C
STKM18A
STKM18B
STKM18C
STKM19A

Chemical composition(mass fraction)(wt.%) of the STKM19C

C(％) Si(％) Mn(％) P(％) S(％)
Max 0.25 0.55 Max 1.50 0.04 0.04

Mechanical Properties of steel grade STKM19C

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)
738 (≥) 326 (≥) 42 12 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade STKM19C

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
21 - -     0.24 -  
146 888 - 42.3 323   -  
463 - 41 32.2   114 322

Heat Treatment of steel grade STKM19C

Heat treated : 1566°C - 1423°C

Technological Curves of steel grade STKM19C

Cross Reference Table (Equivalent Grade) of STKM19C

Grade Standard Country Application
STKM19C CNS China China Taiwan Structural steel
STKM19A STKM20A
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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