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Description

Brazil VWM-7 The Brazilian standard steel grade and steel products and VWM-7 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: VWM-7
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy VWM-7 Brazil The Brazilian standard steel grade and steel products
022Cr17Ni7N
05Cr19Ni10Si2NbN
326S36
N-3343
VK-10E
VK-10N
VK-5E
VWM-2
VWM-2B
VWM-3C

Chemical composition(mass fraction)(wt.%) of the VWM-7

C(%) Si(%) Mn(%) Cr(%) Mo(%) V(%) W(%)
1.00 0.20 0.30 3.80 8.70 2.00 1.80

Mechanical Properties of steel grade VWM-7

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)
567 (≥) 776 (≥) 41 21 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade VWM-7

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
33 - -     0.13 -  
518 733 - 22.3 132   -  
278 - 22 42.2   214 314

Heat Treatment of steel grade VWM-7

Heat treated : 1139°C - 1111°C

Technological Curves of steel grade VWM-7

Cross Reference Table (Equivalent Grade) of VWM-7

Grade Standard Country Application
VWM-7 Brazil The Brazilian standard steel grade and steel products
VWM-7 ABNT Brazil Brazil Stainless steel

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