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Japan JIS STKM16C 机械结构用碳素钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STKM16C / STKM16C
Category Grade Standard Region/Area Standard Content
Metals STKM16C JIS G3445 Japan 机械结构用碳素钢管

Chemical composition(mass fraction)(wt.%) of the STKM16C

Element Min Max Similar
Si - 0.4000 -
S - 0.0400 -
P - 0.0400 -
Other - - -
Mn 0.4000 1.0000 -
C 0.3500 0.4500 -

Mechanical Properties of steel grade STKM16C

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)
213 (≥) 826 (≥) 32 21 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade STKM16C

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
14 - -     0.42 -  
715 346 - 43.3 212   -  
614 - 32 43.2   344 311

Heat Treatment of steel grade STKM16C

Heat treated : 1787°C - 1684°C

Technological Curves of steel grade STKM16C

Cross Reference Table (Equivalent Grade) of STKM16C

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