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NV4(3140)

Favorite Datasheet
G31410 G31400
#NV4-3140

Description

USA UNS NV4(3140) Specialsteel Steel for intake valves and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: NV4(3140)
Category Class Grade Standard Country Application
Steel GradesSpecialsteel NV4(3140) UNS USA Steel for intake valves

Chemical composition(mass fraction)(wt.%) of the NV4(3140)

C Si Mn P S Cr Ni
0.38 -0.43 0.15 -0.30 0.70 -0.90 ≤ 0.04 ≤ 0.04 0.35 -0.65 1.10 -1.40

Mechanical Properties of steel grade NV4(3140)

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)
786 (≥) 449 (≥) 32 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade NV4(3140)

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
31 - -     0.14 -  
275 417 - 33.3 442   -  
322 - 33 41.2   122 444

Heat Treatment of steel grade NV4(3140)

Heat treated : 1597°C - 1843°C

Technological Curves of steel grade NV4(3140)

G31410 G31400
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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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