are very soft ,and can be used for bolts and for machine parts that do not need strength.: Alloy steels|High carbon steels|Low carbon steels|Medium carbon steels
举一反三
- For low carbon steels, the Hooke's law σ=Eε is applicable when the unidirectional tensile stress is not greater than ___.
- The common heat treatment on steels such as 65Mn and 60Si2Mn is . A: quenching + low temperature tempering B: quenching + medium temperature tempering C: quenching + high temperature tempering D: normalizing
- HTLA steels are susceptible to reheat cracking because they are with a lot of (). A: carbides B: hydrogen C: sulphur D: manganese
- HTLA steels are susceptible to reheat cracking because they contain a lot of () A: carbides B: H C: S D: P
- Carbon chains can rotate around a double bond (carbon=carbon or C=C).