Rebar

Round Bar

The production control of Tata Steel (Thailand) has been emphasized as an important factor for quality control starting from examining the radioactive substances of scrap before entering the production process according to ISO 9001 standards. In terms of quality control system, the company has received laboratory accreditation in accordance with ISO 17025 to ensure that the products are of standard quality and safety for customers. Besides, the company is certified with the International Standard for Environmental Management System – ISO 14001 and occupational Health and Safety Assessment Management System - OHSAS 18001. We produce round bars according to TIS 20-2559 (2016) Grade SR 24*

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Specifications

Chemical Composition (%)

  • Grade: SR24
  • Carbon: 0.280
  • Phosphorus: 0.058
  • Sulphur: 0.058

Mechanical Properties

  • Grade: SR24
  • Yield Strength (kgf.mm.2): 24
  • Tensile Strength (kgf.mm.2): 39
  • Elongation Strength (kgf.mm.2): 21
  • Blending Angle: 180
  • Diameter of Mandrel: 3 times of diameter

Nominal sizes and unit weight

  • Diameter (mm.): 6
  • Unit weight (kg. /m.): 0.222
  • Cross section area (mm. 2): 28.3
  • Diameter (mm.): 8
  • Unit weight (kg. /m.): 0.395
  • Cross section area (mm. 2): 50.3
  • Diameter (mm.): 9
  • Unit weight (kg. /m.): 0.499
  • Cross section area (mm. 2): 63.6
  • Diameter (mm.): 10
  • Unit weight (kg. /m.): 0.616
  • Cross section area (mm. 2): 78.5
  • Diameter (mm.): 12
  • Unit weight (kg. /m.): 0.888
  • Cross section area (mm. 2): 113.1
  • Diameter (mm.): 15
  • Unit weight (kg. /m.): 1.387
  • Cross section area (mm. 2): 176.7
  • Diameter (mm.): 19
  • Unit weight (kg. /m.): 2.226
  • Cross section area (mm. 2): 283.5
  • Diameter (mm.): 22
  • Unit weight (kg. /m.): 2.984
  • Cross section area (mm. 2): 380.1
  • Remark: *Special Order
  • Diameter (mm.): 25
  • Unit weight (kg. /m.): 3.853
  • Cross section area (mm. 2): 490.9
  • Diameter (mm.): 28
  • Unit weight (kg. /m.): 4.834
  • Cross section area (mm. 2): 615.8
  • Remark: *Special Order
  • Diameter (mm.): 34
  • Unit weight (kg. /m.): 7.127
  • Cross section area (mm. 2): 907.9
  • Remark: *Special Order