MBQ, or Merchant Bar Quality, is a term for a carbon steel that is of a lower quality. This type of steel is typically used in structural work where the steel will be bent, formed, punched or welded.
Grades
ASTM A36
Applications:
- Bolted, welded, or riveted bridge, buildings, & oil rig construction
- Forming tanks, sprockets, gears, forgings, automotive & agricultural equipment, & more
ASTM A572 GR 50
Applications:
- Bridge plates
- Gusset plates
- Base plates
- Structural steel stiffeners
ASTM F1554 GR 36
Applications:
- 36 ksi Anchor bolts for:
- Columns in structural steel framed buildings
- Traffic signal & street lighting poles
- Overhead highway signs
ASTM F1554 GR 55
Applications:
- 55 ksi Anchor bolts for:
- Columns in structural steel framed buildings
- Traffic signal & street lighting poles
- Overhead highway signs