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NCF 625 TB

Favorite Datasheet
NCF 625 NCF 625 TP
#NCF-625

Description

Japan JIS G 4904 (2008), NCF 625 TB Specialsteel Seamless nickel-chromium-iron alloy heat exchanger tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: NCF 625 TB
Category Class Grade Standard Country Application
Steel GradesSpecialsteel NCF 625 TB JIS Japan Seamless nickel-chromium-iron alloy heat exchanger tubes

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

C Si Mn P S Cr Ni Cu Al Ti Fe Nb+Ta Mo
≤0.10 ≤0.50 ≤0.50 ≤0.015 ≤0.015 20.00 -23.00 58.00 - ≥ ≤ ≥ ≤0.40 ≤0.40 ≤5.00 3.15 -4.15 8.00 -10.00

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)
349 (≥) 981 (≥) 32 44 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

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
44 - -     0.44 -  
115 298 - 41.3 132   -  
479 - 32 13.2   432 114

Heat Treatment of steel grade NCF 625 TB

Heat treated : 1958°C - 1491°C

Technological Curves of steel grade NCF 625 TB

Relevant standard of NCF 625 TB

G 4904 (2008) Seamless nickel-chromium-iron alloy heat exchanger tubes G-4904-(2008).pdf
NCF 625 NCF 625 TP
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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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