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4330V

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4330V NSSC 220M
#4330V

Description

USA MIL MIL-H-6875H (1989), 4330V Specialsteel Steel Welding Wire 0.88Cr - 1.8Ni - 1.6Co - 0.42Mo - 0.08V - (0.28 - 0.33C) (SAE 4330V) Vacuum Melted, Environment Controlled Packaging and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 4330V
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 4330V MIL USA Steel Welding Wire 0.88Cr - 1.8Ni - 1.6Co - 0.42Mo - 0.08V - (0.28 - 0.33C) (SAE 4330V) Vacuum Melted, Environment Controlled Packaging

Chemical composition(mass fraction)(wt.%) of the 4330V

C Si Mn P S Cr Mo Ni V
0.30 -0.34 0.15 -0.35 0.75 -1.00 ≤0.025 ≤0.010 0.75 -1.00 0.40 -0.50 1.65 -2.00 0.05 -0.10

Mechanical Properties of steel grade 4330V

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)
498 (≥) 257 (≥) 11 11 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 4330V

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
22 - -     0.31 -  
125 591 - 12.3 221   -  
618 - 31 12.2   212 432

Heat Treatment of steel grade 4330V

Heat treated : 1899°C - 1161°C

Technological Curves of steel grade 4330V

Relevant standard of 4330V

MIL-H-6875H (1989) MIL-H-6875H (1989) MIL-H-6875H-(1989).pdf
4330V NSSC 220M
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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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