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NV4 (3140)

Data Table for: Steel Grades : High Alloy : NV4 (3140)

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Quantity
Value
Unit

Young's modulus
Tensile strength
Elongation
Fatigue
Yield strength

200000 - 200000
650 - 880
8 - 25
275 - 275
350 - 550

MPa
MPa
%
MPa
MPa

Physical Properties

Quantity
Value
Unit

Thermal expansion
Thermal conductivity
Specific heat
Melting temperature
Density
Resistivity

10 - 10
25 - 25
460 - 460
1450 - 1510
7700 - 7700
0.55 - 0.55

e-6/K
W/m.K
J/kg.K
°C
kg/m³
Ohm.mm²/m

Heat Treatment:

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Can produce NV4 (3140) specifications and size

Steel grade
Specification
Processing range(mm)

NV4 (3140)
NV4 (3140)
NV4 (3140)
NV4 (3140)
NV4 (3140)
NV4 (3140)

Φ1 to Φ2000
10 to 1000
0.08 to 800(T)*10 to 1500(W)*Long
Pipe/tube/slugs/donuts/cubes/other shapes
OD: Φ4-410; WT: 1-35 mm
THK:0.1mm Width:1500mm

Description

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.38-0.43	0.15-0.30	0.70-0.90	0.040	0.040	0.35-0.65	1.10-1.40
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

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