GB/T 11251 30CrMnSiA Alloy Steel Phaj

Mar 27, 2024 Tso lus

Tom qab quenching thiab tempering, 30CrMnSiA steel phaj muaj lub zog siab thiab toughness thiab zoo hardenability. 30CrMnSiA steel phaj tuaj yeem siv los ua kev sib tsoo log ncej, iav thiab sprocket tom qab quenching thiab tempering. 30CrMnSiA steel phaj muaj kev ua haujlwm zoo, deformation me me thiab kev ua haujlwm zoo qaug zog.

 

30CrMnSiA steel phaj Chemical Composition
Qib
C
Si
Mn
P
S
Ni
Cr
Cu
30 CrMn
SiA
0.28-
0.34
0.90-
1.20
0.80-
1.10
Tsawg dua lossis sib npaug rau 0.025
Tsawg dua lossis sib npaug rau 0.025
Tsawg dua los yog sib npaug
0.030
0.80-
1.10
Tsawg dua los yog sib npaug
0.25
30CrMnSiA steel ntawv Mechanical Properties
Qib
Rm (Mpa)
A(%)
 
30CrMnSiA
Annealing
Annealed Ntau dua lossis sib npaug rau 490
N+T
QT: 685-885
Annealing
Annealed Ntau dua lossis sib npaug rau 18
N+T
QT Ntau dua lossis sib npaug rau 18

 

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