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25CrMo4

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1.7323 1.7325
#25CrMo4

Description

25CrMo4 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 25CrMo4
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 25CrMo4
20CrMo2
1.7311
20CrMo3
1.7320
20CrMoS3
1.7319
20CrMo4
1.7321
20CrMoS4
1.7323

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

A

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.23-0.29  0.15-0.40  0.60-0.90  0.035  0.035  0.40-0.60   
Mo Al Cu Nb Ti V Ce
0.40-0.50             
N Co Pb B Other    
             
             
C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
             
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

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)
843 (≥) 999 (≥) 22 34 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

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
24 - -     0.42 -  
745 433 - 14.3 232   -  
918 - 42 34.2   223 222

Heat Treatment of steel grade 25CrMo4

Heat treated : 1739°C - 1837°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 Spain structural alloy steel
EN 25CrMo4 EN Euronorm Structural steel
EN 25CrMo4KD EN Euronorm Structural steel
EN 25CrMo4 EN Euronorm Stainless Steel
1.7323 1.7325
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Jiangyou Longhai Special Steel Co.,Ltd.

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