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19MnB4

Favorite Datasheet
Z100CD17CI 20CrMnVTiB4-10
#19MnB4

Description

France AFNOR NF EN 10269, 19MnB4 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: 19MnB4
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 19MnB4 AFNOR France Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Chemical composition(mass fraction)(wt.%) of the 19MnB4

C Si Mn P S Cr Ni Mo Al B
0.17 -0.24 ≤0.40 0.80 -1.15 ≤0.035 ≤0.035 ≤ ≥ ≤ ≥ ≤ ≥ ≤0.020 0.0008 -0.0050

Mechanical Properties of steel grade 19MnB4

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 (≥) 491 (≥) 21 14 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade 19MnB4

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
11 - -     0.41 -  
899 737 - 24.3 321   -  
366 - 41 31.2   122 243

Heat Treatment of steel grade 19MnB4

Heat treated : 1418°C - 1345°C

Technological Curves of steel grade 19MnB4

Cross Reference Table (Equivalent Grade) of 19MnB4

Grade Standard Country Application
19MnB4
19MnB4

Relevant standard of 19MnB4

NF EN 10269 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties NF-EN-10269.pdf
Z100CD17CI 20CrMnVTiB4-10
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