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25Mn5

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20CrMnVTiB4-10 27CrMoV5-7
#25Mn5

Description

France AFNOR 25Mn5 Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999)) and 25Mn5 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 25Mn5
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 25Mn5 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
Z33C13CI
Z38CD16.1CI
Z40C14CI
Z44C14CI
Z50CD15CI
Z70CD15CI
Z100CD17CI
C45E
19MnB4
20CrMnVTiB4-10

Chemical composition(mass fraction)(wt.%) of the 25Mn5

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Al(%)
0.17-0.23 Max 0.40 1.00-1.50 Max 0.035 Max 0.035 Max 0.40 Max 0.40 Max 0.10 Max 0.020

Mechanical Properties of steel grade 25Mn5

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)
615 (≥) 389 (≥) 42 42 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade 25Mn5

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 - -     0.22 -  
167 563 - 43.3 131   -  
514 - 31 14.2   444 212

Heat Treatment of steel grade 25Mn5

Heat treated : 1694°C - 1956°C

Technological Curves of steel grade 25Mn5

Cross Reference Table (Equivalent Grade) of 25Mn5

Grade Standard Country Application
25Mn5 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
20CrMnVTiB4-10 27CrMoV5-7
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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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