A fastener made of ________ resists corrosion and damage caused by electrolysis
A) Zinc B) Stainless steel C) Aluminum D) Copper
B
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What is a pozzolanic material, also called pozzolana?
What will be an ideal response?
?Why is there a hole or slot in the oil ring groove?
What will be an ideal response?
?In the flux classification system, the letter Z indicates ____.
A. ?no impact strength test is required B. ?no tensile strength test is required C. ?the flux passed the minimum impact strength test D. ?the flux passed the minimum tensile strength test
Technician A says that most highway tractors use tempered steel, C-channel frame rails. Technician B says that some aluminum alloy truck frame rails can have up to twice the yield strength of mild steel. Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A nor B