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NS142

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NS141 NS143
#NS142

Description

China GBT NS142 Fe base corrosion-resistant alloy and NS142 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: NS142
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy NS142 GBT China Fe base corrosion-resistant alloy
K423
K2136
K4002
DZ3
DZ5
NS111
NS112
NS113
NS131
NS141

Chemical composition(mass fraction)(wt.%) of the NS142

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%) Al(%) Ti(%) Fe(%)
Max 0.05 Max 0.50 Max 1.00 Max 0.030 Max 0.030 19.5-23.5 38.0-46.0 2.5-3.5 1.5-3.0 Max 0.20 0.60-1.20 Balance

Mechanical Properties of steel grade NS142

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)
732 (≥) 223 (≥) 23 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade NS142

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
21 - -     0.43 -  
474 157 - 44.3 332   -  
635 - 43 23.2   322 214

Heat Treatment of steel grade NS142

Heat treated : 1133°C - 1146°C

Technological Curves of steel grade NS142

Cross Reference Table (Equivalent Grade) of NS142

Grade Standard Country Application
NS142 GBT China Fe base corrosion-resistant alloy
NS141 NS143
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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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