Steel Rebar Spec.

Reinforcement Steel Bar or Rebar

Specification:

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.
  • Thread 340 (A2) in diameters of 8 to 16 mm in 1500-2000 kilos Cloughs.
  • Thread 350 (A2) in diameters of 8 to 16 mm in 1500-2000 kilos Cloughs.
  • Thread 400 (A3) in diameters of 8 to 16 mm in branch form and 8 to 16 mm in 1500-2000 kilos Cloughs
  • Thread 420 in diameters of 8 to 16 mm in branch form and 8 to 16 mm in 1500-2000 kilos Cloughs
  • Thread 500 (A4) in diameters of 8 to 16 mm in 1500-2000 kilos Cloughs.
  • Thread 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

7.40

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

Min.

Max.

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

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

  

1256.6

 

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