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Round bar grades

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  • HOME > Products > Steel & Alloy Steel > Round Bar
  • Round Bar

Hot Rolled Round Bar

  • Hot Rolled Round Bar01
  • Hot Rolled Round Bar02
Available Size
- Dia. 25mm ~ 250mm (Hot Rolled)
- Dia. 250mm ~ 600mm (Hot Forging)
Available Grade
- S20C, S35C, S45C, SCM430, SCM435, SCM440, SNCM439,AISI1045, AISI4140, AISI4340

Cold Drawn Round Bar

  • Cold Drawn Round Bar01
  • Cold Drawn Round Bar Bar02
Application : Auto Mobile (Cold Forging Parts)
Application : Auto Mobile01
Application : Auto Mobile02
Application : Auto Mobile03
Specification
Item Size Length Packing Steel Grade
Cold Drawn Bar 7 ~ 40mm 4 ~ 6 M 1 ~ 2 Ton - Carbon Steel
- Alloy Steel
- Bearing Steel
- Spring Steel
- Heat Treated Steel

Peeled Bar

  • Peeled Bar

We eliminate minute defect from the surface of round bar by the process technology of precise peeling(1~2mm) and improve the roundness by the treatment of polishing. This bar is the good quality peeling bars that we can make precise size.

Application : Auto Mobile (Cold Forging Parts), Heavy & Construction Equipment (Cylinder Rod, Pin, Bush)
Auto Mobile (Cold Forging Parts), Heavy & Construction Equipment (Cylinder Rod, Pin, Bush)01
Auto Mobile (Cold Forging Parts), Heavy & Construction Equipment (Cylinder Rod, Pin, Bush)02
Auto Mobile (Cold Forging Parts), Heavy & Construction Equipment (Cylinder Rod, Pin, Bush)03
 
Item Size Tolerance Length Packing Steel Grade
Peeled Bar /
Smooth Turned Bar
20 ~ 78mm Straightness : 0.8mm/M
Roughness : Under Ra 0.30㎛
Roundness : Under 7% OfThe Size Tolerance Diameter Tolerance : ISA h9
4 ~ 8 M 2 ~ 2.5 Ton - Carbon Steel
- Alloy Steel
- Bearing Steel
- Spring Steel
- Heat Treated Steel

Bar to Bar

  • Round bar grades | BS : Black Surface Bar(Hot Rolled Bar), P : Peeling, ST : Straightening, QT : Quenching & Tempering, SD : Shot Blast, D : Drawing, ECT : Eddy Current Test, BAR TO BAR, PEELED BAR, (Quenched and Tempered RACK BAR)

Application : Automobile Steering Rack Bar, Cold Forged Automobile Parts, Machinery Parts,Hydraulic Cylinder Shaft, Automobile Parts

Quenched & Tempered Bar

  • Quenched & Tempered Bar

Quenched & Tempered Bar is widely used for threaded rod which is required high strength in Petrochemical industry.

Raw Material
- Hot Rolled Round Bar
- Cold Drawn Round Bar
Application
- B7, L7, B16 : Thread Rod or Stud Bolt
- AISI4140, AISI4340 : Oil & gas Industry or Shipyard