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Description

Japan JIS NCF690TB ferritic stainless steel and NCF690TB Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: NCF690TB
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel NCF690TB JIS Japan ferritic stainless steel
NCF750
NCF718
NCF690
NCF625
NCF601
NCF600
NCF600TP
NCF600TB
NCF625TB
NCF625TP

Chemical composition(mass fraction)(wt.%) of the NCF690TB

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Cu(%)
Max 0.05 Max 0.50 Max 0.50 Max 0.03 Max 0.015 27.00-31.00 Mix 58 Max 0.50

Mechanical Properties of steel grade NCF690TB

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)
774 (≥) 124 (≥) 24 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade NCF690TB

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
34 - -     0.22 -  
883 182 - 44.3 314   -  
212 - 11 42.2   242 331

Heat Treatment of steel grade NCF690TB

Heat treated : 1129°C - 1495°C

Technological Curves of steel grade NCF690TB

Cross Reference Table (Equivalent Grade) of NCF690TB

Grade Standard Country Application
NCF690TB JIS Japan ferritic stainless steel

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