Grade SWRCH20A
Classification Carbon Steel
SWRCH20A Chemical Element Composition Content (%)
Component C Si Mn P S Al
Minimum Value 0.18 - 0.7 - - 0.02
Maximum Value 0.23 0.1 1 0.03 0.035 -
Approximate Comparison Table
China Japan United States International Organization for Standardization Germany European Standard
GB ISC JIS ASTM ISO DIN EN/DIN W-Nr. EN Numerical Grade
ML20Al U40208 SWRCH20A 1020 CC21A C20C 1.0411 C20C 1.0411
SWRCH20A Corresponding Standards(Same grade name, different standards)

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