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SAE
Steel Number		 51B20
Brand/Supplier
South Korea -> POSCO
Classification Alloy Steel
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ti B
Minimum Value 0.17 0.15 0.7 - - 0.7 0.01 0.0005
Maximum Value 0.22 0.35 0.9 0.03 0.04 0.9 0.05 -

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