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Home Material GB /T 1298-2008
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Grade T7A
China ISC T00073
Corresponding Standard GB /T 1298-2008
Carbon Tool Steels
Classification Carbon Steel
T7A Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo W V
Minimum Value 0.65 - - - - - - - - - -
Maximum Value 0.74 0.35 0.4 0.03 0.02 0.25 0.2 0.25 0.2 0.3 0.02
T7A Corresponding Standards(Same grade name, different standards)
1 GB /T 1298-2008
T7A T00073
2 GB 3525-1983
T7A
3 YB /T 5058-2005
T7A
4 HB /Z 136-2000
T7A

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