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NCF 825 TB

Favorite Datasheet
NCF 825 NCF 825 TP
#NCF-825

Description

Japan JIS G 4904 (2008), NCF 825 TB Specialsteel Seamless nickel-chromium-iron alloy heat exchanger tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: NCF 825 TB
Category Class Grade Standard Country Application
Steel GradesSpecialsteel NCF 825 TB JIS Japan Seamless nickel-chromium-iron alloy heat exchanger tubes

Chemical composition(mass fraction)(wt.%) of the NCF 825 TB

C Si Mn P S Cr Ni Cu Al Ti Fe Mo
≤0.05 ≤1.00 ≤1.00 ≤0.03 ≤0.015 19.50 -23.00 38.00 -46.00 1.50 -3.00 ≤0.20 0.60 -1.20 remaining - ≥ 2.50 -3.50

Mechanical Properties of steel grade NCF 825 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)
359 (≥) 195 (≥) 21 23 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade NCF 825 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
23 - -     0.41 -  
337 392 - 31.3 314   -  
396 - 33 11.2   432 344

Heat Treatment of steel grade NCF 825 TB

Heat treated : 1623°C - 1853°C

Technological Curves of steel grade NCF 825 TB

Relevant standard of NCF 825 TB

G 4904 (2008) Seamless nickel-chromium-iron alloy heat exchanger tubes G-4904-(2008).pdf
NCF 825 NCF 825 TP
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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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