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NCF 625 TB

Japan JIS NCF625TB 无缝镍 - 铬 - 铁合金热交换器管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NCF625TB / NCF 625 TB
Category Grade Standard Region/Area Standard Content
Metals NCF 625 TB JIS G4904 Japan 无缝镍 - 铬 - 铁合金热交换器管

Chemical composition(mass fraction)(wt.%) of the NCF 625 TB

Element Min Max Similar

Mechanical Properties of steel grade NCF 625 TB

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)
824 (≥) 846 (≥) 44 14 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade NCF 625 TB

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 - -     0.31 -  
435 354 - 41.3 112   -  
939 - 44 22.2   122 124

Heat Treatment of steel grade NCF 625 TB

Heat treated : 1459°C - 1785°C

Technological Curves of steel grade NCF 625 TB

Cross Reference Table (Equivalent Grade) of NCF 625 TB

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