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20VMn12

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15VMn11 31VMn12
#20VMn12

Description

Romania STAS/SR 20VMn12 Structural steel and 20VMn12 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 20VMn12
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 20VMn12 STAS/SR Romania Structural steel
OLT35
OLT65
10Ni35
OLT35R
OLT45R
C-75
J-55
N-80
P-105
15VMn11

Chemical composition(mass fraction)(wt.%) of the 20VMn12

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) Cu(%)
0.15-0.22 0.17-0.37 1.00-1.30 0.035 0.035 0.30 0.30 0.06 0.10-0.20 0.30

Mechanical Properties of steel grade 20VMn12

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)
772 (≥) 832 (≥) 11 14 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade 20VMn12

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
12 - -     0.24 -  
987 164 - 11.3 123   -  
352 - 32 24.2   333 432

Heat Treatment of steel grade 20VMn12

Heat treated : 1915°C - 1226°C

Technological Curves of steel grade 20VMn12

Cross Reference Table (Equivalent Grade) of 20VMn12

Grade Standard Country Application
20VMn12 STAS/SR Romania Structural steel
15VMn11 31VMn12
Available Suppliers
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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