If the carbon content of a type of steel is 0.1%， this steel is a kind of （ ）.
A: low-carbon steel
B: medium-carbon steel
C: high-carbon steel
D: HTLA steel
A: low-carbon steel
B: medium-carbon steel
C: high-carbon steel
D: HTLA steel
举一反三
- How does steel differ from pig iron? A: Less carbon B: More carbon C: Steel is preferred by sheep and chooks D: None of the above
- To improve the machinability of low carbon steel, the heat treatment process usually used is ( ) . A: quenching B: tempering C: annealing D: normalizing
- Competely annealing is mainly used for ( ). A: hypoeutectoid steel B: eutectoid steel C: hypereutectoid steel D: all steel
- Steel structure is the engineering structures made of shaped steel and steel plate.
- ______is the engineering structures made of shaped steel and steel plate.