In Both Steel Classification Systems, the First Number Often, but Not

Q30: _ steels contain specified larger proportions of

Q31: High-carbon steels usually have a carbon content

Q32: Medium-carbon steel has _ % carbon content.<br>A)

Q33: What is the most common preheating temperature

Q34: Why must all surface contamination be removed

Q35: Explain the meaning of the numbers in

Q36: For steels containing more than _ %

Q37: Most welding processes produce a(n) _ in

Q39: Why must metal that is below 70°F

Q40: _ stainless steels contain almost no nickel