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HR Steel Square Bar

Hot Rolled Steel Square, is widely used for all general fabrication and repairs in industrial maintenance, agricultural implements, transportation equipment, ornamental work, etc. HR Steel Squares have a slightly grainy finish with radius corners.  
  • Specifications: ASTM A36 
  • AKA: HR square, square bar
  • Applications: frame work, braces, supports,  shafts, axels, etc.
  • Workability: Easy to Weld, Cut, Form, and Machine 
  • Mechanical Properties: Brinell = 112,Tensile = 58-80K+/-, Yield = 36K+/-
  • How is it Measured? Thickness (A)  X  Width (B)  X Length 
  • Available Stock Sizes: 2ft, 4ft, 6ft, 8ft, 10ft, 20ft or Cut to Size
Stock lengths may vary +/- 1/4" 
Please call if you need specific lengths 
Steel Square Bar
NEW Cut-to-Size Service available on these items! Call 1-859-745-2650 for details.
Stock
Number
Product Type Item Size & Description
A x B (Inches)
Click! Arrow to
Select Size
Qty Select / Price
SQ138 Hot Rolled A-36 Steel Square 3/8" x 3/8"
SQ112 Hot Rolled A-36 Steel Square 1/2" x 1/2"
SQ158 Hot Rolled A-36 Steel Square 5/8" x 5/8"
SQ134 Hot Rolled A-36 Steel Square 3/4" x 3/4"
SQ178 Hot Rolled A-36 Steel Square 7/8" x 7/8"
SQ11 Hot Rolled A-36 Steel Square 1" x 1"
SQ1114 Hot Rolled A-36 Steel Square 1-1/4" x 1-1/4"
SQ1112 Hot Rolled A-36 Steel Square 1-1/2" x 1-1/2"
SQ12 Hot Rolled A-36 Steel Square 2" x 2"
SQ1212 Hot Rolled A-36 Steel Square 2-1/2" X 2-1/2"
SQ13 Hot Rolled A-36 Steel Square 3" x 3"
Quantity Length in Feet, Inches and Fraction of Inch
PCS FT and IN  
Custom cut tolerances = plus / minus 1/16"
Call Us for Mitering and Large Quantities.
NOTICE: Custom Cut material is non-returnable and not cancelable once processing
begins. Custom cutting may require additional processing time.
Quantity Width in Inches Length in Inches
PCS and X and  
Custom cut tolerances = plus / minus 1/16"
Call Us for Mitering and Large Quantities.
NOTICE: Custom Cut material is non-returnable and not cancelable once processing
begins. Custom cutting may require additional processing time.