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China CNS NNCT 镍及镍合金无缝管及管件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NNCT / NNCT
Category Grade Standard Region/Area Standard Content
Metals NNCT CNS H 3169 China 镍及镍合金无缝管及管件

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

Element Min Max Similar

Mechanical Properties of steel grade NNCT

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)
827 (≥) 219 (≥) 24 44 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade NNCT

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
42 - -     0.23 -  
922 165 - 22.3 211   -  
661 - 12 11.2   143 433

Heat Treatment of steel grade NNCT

Heat treated : 1268°C - 1553°C

Technological Curves of steel grade NNCT

Cross Reference Table (Equivalent Grade) of NNCT

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