A cylindrical piece of steel 90 mm (3 in.) in diameter is to be quenched in moderately

Question:

A cylindrical piece of steel 90 mm (3½ in.) in diameter is to be quenched in moderately agitated water. Surface and center hardnesses must be at least 55 and 40 HRC, respectively. Which of the following alloys will satisfy these requirements: 1040, 5140, 4340, 4140, 8620, 8630, 8640, and 8660? Justify your choices.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Question Posted: