Mechanical Engineering - Machine Design - Discussion

Discussion Forum : Machine Design - Section 7 (Q.No. 8)

Machine Design

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

0.20 to 0.40%

0.35 to 0.45%

0.40 to 0.60%

none of these

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

2 comments Page 1 of 1.

Raghuprasad said: 8 years ago

40C8 mean steel contain 0.4% carbon and 0.08%Mn.

(1)

Makvana said: 7 years ago

.35 + 0.45/2 = 0.4.

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