Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C
Si
Mn
S
P
0.65-0.75
0.10-0.35
0.50-0.80
<=0.035
<=0.035
Mechanical Properties
Hardness
<=220 HB
Condition
Annealed (maximum Brinell hardness)
More data from IS 3748:1990
From the standard
Maximum hardness in annealed condition1 condition
Condition
Maximum hardness (HB)
Annealed
220
Brinell hardness tested per IS 1500; steels are supplied annealed unless specified otherwise.
Source: IS 3748:1990, Clause 9.1
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