Author Question: Which grades of the following CCPA number groups are used for machining alloy steel? A) C-1 to ... (Read 91 times)

panfilo · **on:** Jul 26, 2018

Which grades of the following CCPA number groups are used for machining alloy steel?

A) C-1 to C-8 B) C-7, C-8 C) C-3, C-4 D) C-1 to C-4

Question 2

Which of the following conditions will cause a hacksaw blade to dull quickly?

A) No pressure on the return stroke B) Too short a saw blade
C) Too fast sawing speed D) Too slow sawing speed