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38Cr2

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1.7003 1.7023
#38Cr2

Description

38Cr2 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 38Cr2
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 38Cr2
33NiCrMo14-5
1.6959
33NiCrMoV14-5
1.6959
32Cr2
1.7020
32Cr2
1.7021
38Cr2
1.7003

Chemical composition(mass fraction)(wt.%) of the 38Cr2

 

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.35-0.42  0.40  0.50-0.80  0.025  0.035  0.40-0.60   
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 38Cr2

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)
884 (≥) 341 (≥) 13 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade 38Cr2

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 -  
678 772 - 41.3 223   -  
797 - 31 12.2   443 334

Heat Treatment of steel grade 38Cr2

Heat treated : 1454°C - 1323°C

Technological Curves of steel grade 38Cr2

Cross Reference Table (Equivalent Grade) of 38Cr2

Grade Standard Country Application
38Cr2 Spain structural alloy steel
EN 38Cr2 EN Euronorm Structural steel
EN 38Cr2KD EN Euronorm Structural steel
1.7003 1.7023
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Jiangyou Longhai Special Steel Co.,Ltd.

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