Grade C55R
European Standard Steel Grade 1.1209
Corresponding Standard EN 10083-2-2006
Steels for quenching and tempering. Part 2:Technical delivery conditions for non alloy steels
Classification Carbon Steel
C55R Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo More
Minimum Value 0.52 - 0.6 - 0.02 - - - Cr+Mo+Ni ≤0.63
Maximum Value 0.6 0.4 0.9 0.03 0.04 0.4 0.4 0.1
Approximate Comparison Table
International Organization for Standardization Germany France European Standard
ISO DIN EN/DIN NF EN/NF EN Numerical Grade
C55M2 Cm55 XC55H1u C55R 1.1209
C55R Corresponding Standards(Same grade name, different standards)

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