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Home Material SAE J 404-2000
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USA UNS G51500
SAE
Steel Number		 5150
Corresponding Standard SAE J 404-2000
Chemical Compositions of SAE Alloy Steels
Classification Alloy Steel
Chemical Element Composition Content (%)
Component C Si Mn P S Cr
Minimum Value 0.48 0.15 0.7 - - 0.7
Maximum Value 0.53 0.35 0.9 0.03 0.04 0.9
Approximate Comparison Table structural alloy steel
China Japan United States France Russia
GB ISC JIS ASTM/AISI UNS NF EN/NF GOST
50Cr A20502 SCr445 5150 G51500 50C4 50Х

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