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NCF690

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NCF625TP NCF690TB
#NCF690

Description

Korea KS D 3531 (2007), D 3532 (2002), NCF690 Specialsteel Corrosion - resisting and heat - resisting superalloy plates and sheets and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: NCF690
Category Class Grade Standard Country Application
Steel GradesSpecialsteel NCF690 KS Korea Corrosion - resisting and heat - resisting superalloy plates and sheets

Chemical composition(mass fraction)(wt.%) of the NCF690

C Si Mn P S Cr Ni Cu Al Ti Fe
≤0.05 ≤0.50 ≤0.50 ≤0.030 ≤0.015 27.00 -31.00 58.00 - ≥ ≤0.50 ≤ ≥ ≤ ≥ ≤ ≥

Mechanical Properties of steel grade NCF690

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)
954 (≥) 291 (≥) 42 12 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade NCF690

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 - -     0.43 -  
236 237 - 44.3 112   -  
752 - 34 43.2   443 232

Heat Treatment of steel grade NCF690

Heat treated : 1858°C - 1758°C

Technological Curves of steel grade NCF690

Cross Reference Table (Equivalent Grade) of NCF690

Grade Standard Country Application
NCF690
NCF690 TP
NCF690 TB
NCF690 TB
NCF690 TP
NCF690
NCF690
NCF690
NCF690TB
NCF690TB
NCF690TP
NCF690TP

Relevant standard of NCF690

D 3531 (2007) Corrosion - resisting and heat - resisting superalloy bars D-3531-(2007).pdf
D 3532 (2002) Corrosion - resisting and heat - resisting superalloy plates and sheets D-3532-(2002).pdf
NCF625TP NCF690TB
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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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