Doaba Steel Rolling Mills
 (Prop. of Doaba Steel Rolling Mills Pvt. Ltd.)

  

 


An ISO 9001 : 2008 CO. 


   
    Why Us :    
    Be trend setter in the field of TMT Bar , we always take care the benefits of our users , because they are the ultimate promoter of our brand. So we will suggest our products users to read few data before purchasing " The Saria ( TMT Bars)" , which is backbone of your dream homez.

 
       

 

 
           
Few tips to evaluate while purchasing any saria to give you the best quality and deal.
 
  • When bent, saria should bend smoothly.
  • Transverse Ribs or Lugs of the saria should be sharp. So that it bonds strongly with the cement.
  • Don't use any saria that are made up of scrap. Because it does not guarantee endurance to heavy loads.
  • Saria should be quenched, which increases strength and flexibility.
  • Before purchasing saria, one should check its price in the newspapers. Branded companies publish their rate chart in the leading newspapers.
  • Comparable weight of saria per meter should be according to ISI standards.
  • Cross check when you weight the saria.
  • Saria should be of any ISI & ISO 9001:2000 certified company.
  • Every meter length of saria should bear company's stamp.
  • Every bundle should carry company's seal on it.

 

USEFUL DATA

 

 

Nominal Dia

Size(mm)

BIS Standard

Nominal Weight

Kg/Mtr.

BIS Standard Range

Weight Kg\Mtr.

DOABA TMT GOLD

Weight Kg\Mtr

No.of Pieces

Bundle Length

Ft.

Bundle Weight

Kg

Weight Tolerance

8

10

12

16

20

22

25

28

32

0.395

0.617

0.888

1.580

2.470

2.980

3.850

4.830

6.310

0.367-0.423

0.574-0.660

0.844-0.932

1.501-1.657

2.396-2.544

2.890-3.070

3.735-3.966

4.685-4.975

6.121-6.500

0.370-0.395

0.580-0.615

0.845-0.890

1.150-1.580

2.400-2.470

2.890-2.980

3.750-3.850

4.700-4.830

6.120-6.310

18

13

9

5

3

3

1

1

1

40

40

40

40

40

40

40

40

40

82

92

92

92

90

105

46

57

75

+2

+2

+2

+2

+2

+2

+1

+1

+1

 Chenical composition

 

Chemical Analysis

 

Unit

IS:1786

Fe 415

DOABA TMT GOLD SARIA

Carbon

%

0.30**Max.

0.18 to 0.25

Manganese

%

 

0.40Min.

Carbon Equivalent*

%

0.42Max.

0.38Max.

Sulphur

%

0.06Max.

0.045Max.

Phosphrous

%

0.06Max.

0.045Max.

S&P

%

0.110

0.09Max.

SI

%

-

0.4 Max.

*(Typical Value)

**(In case of weldable bars the carbon content should be 0.25% max)

***(CE=(C+Mn)/6+(Cr+Mo+V)/5 +(Ni+CU)/15

 

MECHNICAL PROPERTIES

Parameter

IS:1786 Fe 415

DOABA TMT 415*

IS:1786 Fe 500*

DOABA TMT 500*

IS:1786 Fe 550*

DOABA TMT 550*

Yield Strength- N/mm Tensile N/mm2

 Elongation-% min.

415 min

485 min

14.5min

430

530

22

500min

545min

12min

530

630

20

550min

585min

8min

575

675

18

              

*Typical Values

                                    
    
        

BENDING PROPERTIES

 

Parameter

IS:1786 Fe 415

DOABA TMT 415*

IS:1786 Fe 500*

DOABA TMT 500*

IS:1786 Fe 550*

DOABA TMT 550*

Bend-Up to 22mm

Bend over22mm Rebend-Up to 10mm Ovewr 10mm

3d

4d

5d

7d

2d

2d

4d

4d

 

4d

5d

5d

7d

 

2d

3d

4d

4d

 

5d

6d

7d

8d

3d

4d

4d

4d

 

d=diameter of Bar
 

USP of "Doaba TMT " :

      : Our Products are certified with ISI and ISO 9001 : 2000
      : Our Products are passed through Chemical & Mechanical Testing

   : Excellent Bending Property
   : Welding Property
   : First " ISI " Certified Co. in Punjab
   : Marvelous infrastructure

   : Quality Raw Material
 

 Why "Doaba TMT" ?
           

          Superior product with consistent properties .

          Higher fatique strength combined with high ductility.

          Better corrosion resistance.

          Fire resistance up to 600c

          Saving in steel consumption up to 25%.

          Better bendability.

          Better weldability.

          Superior quality as tested material used.

          Extra rib area for better grip with cement.

          Better earth quake resistance.

          Lower consumption cost due to hire strength combined with Elongation.

          Easy workability at site.

   

Note: Against IS-1786-1985 grade Fe-415, Fe-500&Fe-550 for Chemical composition physical properties , dimensional tolerances.

Material can also be supplied as per  international standard like  DIN-48,BST-500,BS-444,GR-450,ASTM-615 Etc.
 

 

About Us | Products  |  Quality  |  Achievements  |  Clientele  |  Why Us  |  Contact Us  | Enquiry  | What is "EVCON"  | Know about SARIA    

                Copyright Doaba Steel Rolling Mills, All Rights Reserved.                                                  Designed by "The Times Coin"