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According to Indian standard specifications, plain carbon steel designated by 40 C8 contains carbon

A. 0.20 to 0.40%

B. 0.35 to 0.45%

C. 0.40 to 0.60%

D. None of these

Answer: Option B


This Question Belongs to Mechanical Engineering >> Machine Design

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Comments ( 1 )

  1. Siva K
    Siva K :
    4 years ago

    can you please justify the answer 0.35 to 0.45 % ?

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