Definition

1. Noun:
   • A type of carbon steel: "medium steel" refers specifically to a grade of carbon steel containing between 0.15% and 0.30% carbon by weight. It possesses a balance of ductility and strength, making it suitable for a wide range of structural and mechanical applications.

Usage Examples

• Noun:
  • The bridge's support beams are constructed from medium steel.
  • For this component, we require the machinability of medium steel.
  • Medium steel is often used in automotive frames and construction rebar.

Advanced Usage

• Technical Specification: In metallurgy and engineering specifications, "medium steel" is precisely defined by its carbon content range.
  • The blueprint calls for AISI 1020 steel, which is a common type of medium steel.

Variants and Related Words

• Mild Steel / Low-Carbon Steel: Steel with a carbon content below that of medium steel (typically below 0.15-0.25%, definitions vary). It is softer and more ductile.
• High-Carbon Steel: Steel with a carbon content above that of medium steel (typically above 0.60%). It is harder and stronger but less ductile.
• Carbon Steel: The broad category of steel where the main alloying element is carbon, encompassing low, medium, and high-carbon grades.

Synonyms

• Mid-carbon steel: A direct synonym emphasizing the intermediate carbon content.
• Structural steel (in some contexts): As medium steel is commonly used for structural purposes, this term can sometimes refer to it, though "structural steel" is a broader category.

Related Phrases

• Medium-carbon steel: A more formal or technical variant of the term "medium steel."

Noun

1. steel with 0.15-0.3% carbon