1 About
Tedrail Terail
is a professional manufacturer of railway products
located in JiangSu China. We can supply most of Bogie parts,
Wagon parts, Coach parts, Locomotive parts based on customer
requirements. Expert in design, manufacture, and inspection,
Tedrail can offer you guaranteed products and also complete
solution of railway industry. 2 What axle
steel grades and standards Tedrail support? Tedrail support
and confirm to a wide range of axle standards and steel
grade.
Standard
Material HeatTreatment
Approach TB/T
********9
LZ*0
N(Twice) followed by T AAR
M********1 AAR
Grade
F
N(Twice) followed by T
AAR
Grade
G
Q followed by T
AAR
Grade
H
N,Q followed by T EN
*********9
EA1N
N
EA1T
Q followed T
EA4T
Q followed T UIC
*********7
A1
(U),N,T
A2
N
A3
N,T
A4
T
A5
T Less common
standards: JIS E
***2 GMRT
***6 IRS
*6/*5 CME*1
Customized
technical specification can be met. REF: N-Normalizing
T-Tempering Q-Quenching U-Untreated
Chemical Analysis
of Wide-used Steel in Different Standards
LZ*0
Elements C Mn Si P S Cr Ni Cu T.Al Percentage%
0.***0.*7 0.***0.*0 0.***0.*0 ≤0.*3 ≤0.*3 ≤0.*0 ≤0.*0 ≤0.*5
≥0.*2 Tolerance ±0.*2
±0.*3 ±0.*2 *0.**5 *0.**5
AAR
GradeF Elements C Mn Si P S V Percentage%
0.***0.*9 0.***1.*0 ≥0.*5 ≤0.**5 ≤0.*5
0.***0.*8 Tolerance ±0.*3
*0.*2 *0.**8 *0.**8 ±0.**1
EA1N
Elements C Mn Si P S Cr Ni Cu V Mo Percentage% ≤0.*0
≤1.*0 ≤0.*0 ≤0.*2 ≤0.*2 ≤0.*0 ≤0.*0 ≤0.*0 ≤0.*6
≤0.*8 Tolerance *0.**5
*0.**5
A1
Elements C Mn Si P S Cr Ni Cu V Mo Percentage% ≤0.*7
≤1.*2 ≤0.*6 ≤0.*4 ≤0.*4 ≤0.*0 ≤0.*0 ≤0.*0 ≤0.*5
≤0.*5 Tolerance *0.*3
*0.*8 *0.*4
