USA UNS G10850
SAE
Steel Number
1085
Corresponding Standard ASTM A682/A682M-2005
Standard Specification for Steel, Strip, High-Carbon, Cold-Rolled, General Requirements For
Classification Carbon Steel
Chemical Element Composition Content (%)
Component C Si Mn P S Cr ② ③ Ni Cu Mo
Minimum Value 0.8 0.15 0.7 - - - - - -
Maximum Value 0.93 0.3 1 0.03 0.035 0.25 0.3 0.3 0.1
* There is no specified limit on aluminum, vanadium, niobium, and titanium, but the analysis shall be reported.
① When agreed by purchaser and supplier, other silicon ranges are permissible.
② The sum of copper. nickel, chromium, and molybdenum shall not exceed 0.80 % on heat analysis. When one or more of these elements is specified, the sum does not apply, in which case only the individual limits on the remaining elements will apply.
③ When the chromium is specified or added for antigraphitization, the maximum shall be 1.40 wt. %.
New and Old Grade Replacement List
Corresponding Standard Grade
ASTM A682/A682M-2005
USA UNS
SAE
ASTM A684/A684M-2024
SAE

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