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20CrMnVTiB4-10

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19MnB4 25Mn5
#20CrMnVTiB4-10

Description

France AFNOR NF EN 10269, 20CrMnVTiB4-10 Specialsteel Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 20CrMnVTiB4-10
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 20CrMnVTiB4-10 AFNOR France Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Chemical composition(mass fraction)(wt.%) of the 20CrMnVTiB4-10

C Si Mn P S Cr Ni Mo Ti V Al As B Cu Sn
0.17 -0.23 ≤0.40 0.35 -0.75 ≤0.020 ≤0.020 0.90 -1.20 ≤0.20 0.90 -1.10 0.07 -1.50 0.60 -0.80 0.015 -0.080 ≤0.20 0.001 -0.010 ≤0.20 ≤0.20

Mechanical Properties of steel grade 20CrMnVTiB4-10

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)
721 (≥) 892 (≥) 31 14 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade 20CrMnVTiB4-10

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 - -     0.34 -  
876 294 - 31.3 132   -  
246 - 23 41.2   143 412

Heat Treatment of steel grade 20CrMnVTiB4-10

Heat treated : 1458°C - 1375°C

Technological Curves of steel grade 20CrMnVTiB4-10

Cross Reference Table (Equivalent Grade) of 20CrMnVTiB4-10

Grade Standard Country Application
20CrMnVTiB4-10
20CrMnVTiB4-10

Relevant standard of 20CrMnVTiB4-10

NF EN 10269 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties NF-EN-10269.pdf
19MnB4 25Mn5
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