... .Easy to Form, 4.Easy to Machine Steel Square BarHot Rolled Steel Square, is widely used for all general fabrication and repairs ... ≤4.0mm/m Cold-rolled≤1.0mm/m Name: HR square, square barApplications: frame work, braces, supports, shafts, axels, etc.Workability: Easy ... -80,000 +/-, Yield = 36,000 +/-Available Stock Sizes: 2ft, 4ft, 6ft, 8ft, 10ft, 20ft or Cut to Size