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25CrMo4

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27CrMoV5-7 30CrNiMo8
#25CrMo4

Description

25CrMo4 Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999)) and 25CrMo4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 25CrMo4
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 25CrMo4 Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
Z40C14CI
Z44C14CI
Z50CD15CI
Z70CD15CI
Z100CD17CI
C45E
19MnB4
20CrMnVTiB4-10
25Mn5
27CrMoV5-7

Chemical composition(mass fraction)(wt.%) of the 25CrMo4

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％)
0.22-0.29 Max 0.40 0.60-0.90 Max 0.035 Max 0.035 0.90-1.20 0.15-0.30

Mechanical Properties of steel grade 25CrMo4

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)
259 (≥) 776 (≥) 34 42 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade 25CrMo4

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
32 - -     0.12 -  
379 261 - 41.3 423   -  
468 - 13 42.2   233 434

Heat Treatment of steel grade 25CrMo4

Heat treated : 1469°C - 1743°C

Technological Curves of steel grade 25CrMo4

Cross Reference Table (Equivalent Grade) of 25CrMo4

Grade Standard Country Application
25CrMo4 Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
GS-25CrMo4 DIN Germany
25CrMo4 UNE Spain Spain structural alloy steel
EN 25CrMo4 EN Euronorm Euronorm Structural steel
EN 25CrMo4KD EN Euronorm Euronorm Structural steel
EN 25CrMo4 EN Euronorm Euronorm Stainless Steel
27CrMoV5-7 30CrNiMo8
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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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