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NCF690TB

Favorite Datasheet
NCF690 NCF690TP
#NCF690

Description

Korea KS D 3757 (2003), NCF690TB Specialsteel Seamless nickel - chromium - iron alloy heat exchanger tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: NCF690TB
Category Class Grade Standard Country Application
Steel GradesSpecialsteel NCF690TB KS Korea Seamless nickel - chromium - iron alloy heat exchanger tubes

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

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 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)
237 (≥) 159 (≥) 43 21 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

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
13 - -     0.12 -  
756 873 - 32.3 213   -  
782 - 11 21.2   123 243

Heat Treatment of steel grade NCF690TB

Heat treated : 1974°C - 1459°C

Technological Curves of steel grade NCF690TB

Cross Reference Table (Equivalent Grade) of NCF690TB

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

Relevant standard of NCF690TB

D 3757 (2003) Seamless nickel - chromium - iron alloy heat exchanger tubes D-3757-(2003).pdf
NCF690 NCF690TP
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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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