|    Home    |    About us    |    Infrastructure    |    Products    |    Clients    |    Careers    |    Our Campaign    |    Dealership Form    |    Enquiry    |    Contact us    |
  TMT BAR
  ANGLES / CHANNELS
  BEAMS (GIRDERS)
  INTERNATIONAL NORMS
 
 
 
S. No.
Dia mm
Min. Kg/mt
Nor. Kg/mt
Max. Kg/mt
1.
8 mm
0.367
0.395
0.423
2.
10 mm
0.574
0.617
0.660
3.
12 mm
0.844
0.888
0.932
4.
16 mm
1.499
1.578
1.657
5.
20 mm
2.392
2.466
2.540
6.
25 mm
3.739
3.854
3.970
7.
28 mm
4.686
4.831
4.975
8.
32 mm
6.120
6.310
6.500

 

 
Chemical Composition
Percent, Maximum
 
Fe-415
Fe-415 D
Fe-500
Fe-500 D
Fe-550
Fe-550D
Fe-600
Carbon
0.30
0.25
0.30
0.25
0.30
0.25
0.30
Sulphur
0.060
0.045
0.055
0.040
0.055
0.040
0.040
Phosphorus
0.600
0.045
0.055
0.040
0.055
0.040
0.040
Sulphur & Phosphorus
0.110
0.085
0.105
0.075
0.100
0.075
0.075
 
 
Property Fe-415 Fe-415 D Fe-500 Fe-500 D Fe-550 Fe-550D Fe-600
(i) 0.2 percent proof stress, yield stress, Min, N/mm2
415.0 415.0 500.0 500.0 550.0 550.0 600.0
Elongation, percent, Min, onguage length 5.65 √A where A is the cross-sectional area of the test piece.
14.5 18.0 12.0 16.0 10.0 14.5 10.0
Tensile strength, Min
10 percent more than the actual 0.2 percent proff stress/ yield stress but not less than 485.0 N/mm2 12 percent more than the actual 0.2 percent proff stress/ yield stress but not less than 500.0 N/mm2 8 percent more than the actual 0.2 percent proff stress/ yield stress but not less than 545.0 N/mm2 10 percent more than the actual 0.2 percent proff stress/ yield stress but not less than 565.0 N/mm2 6 percent more than the actual 0.2 percent proff stress/ yield stress but not less than 585.0 N/mm2 8 percent more than the actual 0.2 percent proff stress/ yield stress but not less than 600.0 N/mm2 6 percent more than the actual 0.2 percent proff stress/ yield stress but not less than 660.0 N/mm2