M6 Steel Works

• What are steel reinforcing bars commonly known as?

  Rebars
• Why are rebars incorporated in concrete and masonry members?

  To prevent cracking under excessive loads
• What is the primary purpose of using steel reinforcing bars?

  To increase the strength of structures
• Why is concrete/masonry weak in tension?

  Because it is primarily a compression member
• How does steel compare to concrete in terms of strength?

  Steel is strong in both tension and compression
• What is the significance of similar coefficients of thermal expansion for steel and concrete?

  It minimizes stress during temperature changes
• What are the advantages of using steel rebars?

  • Ability to be bent
  • Robustness
  • Ability to be recycled
  • Compatibility with concrete/masonry
  • Availability
• What are the main classifications of steel rebars?

  1. Mild / Plain Steel Bar
  2. Deformed Steel Bar
• What is a use of mild/plain steel bars?

  Used as dowels at expansion joints
• What distinguishes deformed steel bars from plain steel bars?

  Deformed bars have ribs, lugs, and indentations
• What are the types of steel used in rebar identification?

  • S - Carbon Steel
  • A - Axle Steel
  • W - Low Alloy Steel
  • SS - Stainless Steel
  • CS - Low Carbon Chromium
• What are the types of footing rebars?

  1. Isolated Footing
  2. Continuous / Strip Footing