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Material
GB /T 4358-1995
Carbon spring steel wire for significant use
Material Designation
Chemical Composition (%)
65Mn
(
U21652
)
Min
Max
70
(
U20702
)
Min
Max
T9A
(
T01083
)
Min
Max
T8MnA
(
T00093
)
Min
Max
For Reference Only
