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Ribbed Coils (Technical Information)

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Ribbed bars technical information

 According to 3132 national standard of Iran in these grades:

  • Simple rebar 240 in diameters of 8 to 32 mm in branch form and 8 to 16 mm in 1500-2000 kilos cloughs.
  • Tread 340 (A2) in diameters of 8 to 16 mm in 1500-2000 kilos Cloughs.
  • Tread 350 (A2) in diameters of 8 to 16 mm in 1500-2000 kilos Cloughs.
  • Tread 400 (A3) in diameters of 8 to 16 mm in branch form and 8 to 16 mm in 1500-2000 kilos Cloughs
  • Tread 420 in diameters of 8 to 16 mm in branch form and 8 to 16 mm in 1500-2000 kilos Cloughs
  • Tread 500 (A4) in diameters of 8 to 16 mm in 1500-2000 kilos Cloughs.
  • Tread 520 in diameters of 8 to 16 mm in 1500-2000 kilos Cloughs.

 

rebar weight
nominal diameter(mm) weight / length(kg/m)

the weight of a 12 meter branch(kg)

8 0.395 4.75
10 0.616 7.4
12 0.888 10.65
14 1.21 14.5
16 1.56 18.7
18 2 24
20 2.47 29.6
22 2.98 35.7
25 3.8 45.6
28 4.83 58
32 6.31 75.7

 

mechanical properties

rebar type (according to 3132 national standard):

rebar type (according to market equivalent)

high yield strength (newton/ square millimeter) minimum tensile strength ratio of tensile strength to high yield strength minimum elongation percent
حداقل حداکثر A5 A10
س240 A1 240 - 360 1.25 25 18
آج340 A2 340 - 500 18 15
آج350 - 350 455 500 17 -
آج400 A3 400 - 600 16 12
آج420 - 420 545 600 16 -
آج500 A4 500 - 650 10 8
آج520 - 520 675 690 13 -

 

minimum elongation percent