Quality :

    
 


Quality is the utmost canon at TANEJA IRON & STEELS. Every stage of the production process is consistently backed with systematic controls and inspection. We use special alloy flats conforming to international standards to give a better fatigue life to our leaf springs. Our company's quality checks conform to SAE and DIN standards. Nonetheless, stringent quality control checks on inputs as well as outputs ensuring the finest quality leaf springs and suspension parts.

Raw material chemical composition chart

Material

Carbon

Silicon

Manganese

Sulphur

Phosphorous

Chromium

Boron

55 Si 7

0.50/0.60

1.5/2.0

0.80/1.00

0.045 Max

0.045 Max

 

 

60 Si 7

0.55/0.65

1.5/2.0

0.80/1.00

0.045 Max

0.045 Max

 

 

65 Si 7

0.60/0.70

1.5/2.0

0.80/1.00

0.045 Max

0.045 Max

 

 

EN 45

0.50/0.60

1.5/2.0

0.70/1.00

0.045 Max

0.045 Max

 

 

EN 45A

0.55/0.65

1.7/2.0

0.70/1.00

0.045 Max

0.045 Max

 

 

SUP 9

0.50/0.60

0.15/0.35

0.65/0.95

0.035 Max

0.035 Max

0.65/0.95

 

SUP 9A

0.55/0.65

0.15/0.35

0.70/1.00

0.035 Max

0.035 Max

0.70/1.00

 

SUP 11A

0.56/0.64

0.15/0.35

0.70/1.00

0.035 Max

0.035 Max

0.70/1.00

0.0005 Min

Note: Specific Raw Material composition apart from those indicated above can be made provided the ordered quantity is a minimum of 20 Metric Tons.
   
       
       

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