BISI Engineering
Product Catalogue

Bright Steel Bar Catalogue

Cold Drawn Bright Steel Bars manufactured with superior surface finish, high dimensional accuracy, perfect straightness, and excellent machinability across all profiles.

Round Bright Bars

Round Bright Bars

Features

  • High dimensional accuracy
  • Superior surface finish
  • Perfect straightness & concentricity
  • Excellent machinability

Applications

  • Automotive shafts & axles
  • Precision gears
  • Machined components
  • High-stress fasteners
Square Bright Bars

Square Bright Bars

Features

  • Precise right-angle geometry
  • Tight tolerance control
  • Consistent cross-section

Applications

  • Structural framework profiles
  • General engineering dies
  • Specialized tooling
  • Heavy machinery parts
Hexagon Bright Bars

Hexagon Bright Bars

Features

  • Uniform six-sided geometry
  • Clean surface finish
  • Excellent concentricity

Applications

  • Premium fasteners & heavy nuts
  • Hydraulic fittings & valves
  • Automotive structural components
  • Precision machinery parts
Flat Bright Bars

Flat Bright Bars

Features

  • Superior precision & sharp edges
  • Consistent profile
  • Highly machinable

Applications

  • Machine parts
  • Fabrication
  • Engineering structures
  • Special Purpose Machines (SPM)

Specialized Steel Grades Matrix

Steel CategoryProfile / ShapeExact Technical Grades
Mild SteelRound BarsSAE 1008, SAE 1010, SAE 1018, C20
Square, Hexagon, FlatsSAE 1018, C20, EN32B
Free Cutting SteelRound & Hexagon BarsEN1A(NL), EN1A(L)
Carbon SteelRound & Hexagon BarsEN8, C40, CK45
Case Hardening SteelRound Bars16 MN CR5, 20 MN CR5, SAE 8620
Alloy SteelRound BarsEN19, EN24, EN31 etc.
Micro Precision Engineering

Small Size Precision Bars

Critical millimetric tolerances for specialist machining.

Small Size Squares

Grades: MS, EN1A, EN8D4mm 10mm

Small Size Flats

Exact Custom Dimensions
8x48x510x410x510x312x311x512x614x5