MECHANICAL PROPERTIES OF TMT BAR AS PER IS: 1786 – 2008
| GRADE | FE 415 | FE 500 | FE 550 | SIRI TMT XTRA |
|---|---|---|---|---|
| Yield stress (n/sq.mm) | >415 | >500 | >550 | >550 |
| Elongation% | >14.5% | >12% | >10% | >16% |
| Tensile strength (n/sq.m) | >485 | >545 | >585 | >640 |
Cost-Effective : SIRI TMT manufacturing in Devarapalli,Ravulapalem carries a special feature of quality production of SIRI TMT 550 Fe graded BEST TMT bars that offer high quality features and better value for money.
Corrosion-Resistant : Superior technology imparts higher corrosion resistance quality than other TMT steel bars.
Earthquake-Resistant : The inherent tensile strength and reinforcement delivers a much higher level of resistance to buildings to withstand seismic disruptions and aftershocks
Fire-Resistant: Manufactured with core qualities of thermal stability, the TMT bar offers maximum fire resistance
Bonding Strength: The bonding properties have been lab-tested and assured for solid concrete binding action. Perfect for strong concrete construction
Tensile & Ductile Factors: Achieved through advance technology manufacturing process and global standard quality control measures
CHEMICAL PROPERTIES OF TMT BAR AS PER IS: 1786 - 2008
| GRADE | FE 415 | FE 500 | FE 550 | SIRI TMT XTRA |
|---|---|---|---|---|
| Carbon % | <0.30% | <0.30% | <0.30% | <0.25%% |
| Sulphur % | <0.060% | <0.055% | <0.055% | <0.050% |
| Phosphorus % | <0.060% | <0.055% | <0.050% | <0.050% |
| Manganese % | 0.5% to 1.0% | 0.5% to 1.0% | 0.5% to 1.0% | 0.5% to 1.0% |
| CE % | <0.42% | <0.42% | <0.42% | <0.40% |
SAVING IN WEIGHT AND COST OF CONSTRUCTION BY SIRI TMT XTRA 550 TMT BARS
| GRADE | TMT Fe 415 | TMT Fe 500 | SIRI TMT XTRA Fe 550 |
|---|---|---|---|
| Design strength | 415 N/mm2 | 500 N/mm2 | 550 N/mm2 |
| Quantity required | 1,000 MT | 0.854 MT | 0.809 MT |
| % of saving in weight | - | 14.6% | 19.15% |