Products
Why is Rama TMT the right choice to ‘build it right’?
Rama TMT is an example of ‘Innovation meets products excellence’. Striking a fine balance between the life of the structure and its cost, these corrosion resistant bars help in reducing the rate of corrosion from the time of construction and thus enhance the life span of the structure.
Rama TMT 550D
- Greater strength
- EQR Earthquake
- Durability
- Economical
Product Range
Product Range
Rama TMT bars, ranging in size from 8mm to 40mm, are available in grades including Fe 500, Fe 500D, Fe 550, and Fe 550D, all with a standard length of 12m.
| ISI STANDARD | RAMA TMX BARS | ||||
|---|---|---|---|---|---|
| Size | Specified weight gm/m | Tolerance Allowed | Tolerance Limit gm/m | Weight Tolerance gm/m | Indv, Sample % Variation |
| 8mm TMT Bars | 395 | ±7% | 367-423 | 379-411 | ±4 |
| 10mm TMT Bars | 617 | ±7% | 574-660 | 598-636 | ±3 |
| 12mm TMT Bars | 888 | ±5% | 844-932 | 861-915 | ±3 |
| 16mm TMT Bars | 1580 | ±5% | 1501-1659 | 1531-1625 | ±3 |
| 20mm TMT Bars | 2470 | ±3% | 2396-2544 | 2421-2519 | ±2 |
| 25mm TMT Bars | 3850 | ±3% | 3735-3965 | 3773-3927 | ±2 |
| 28mm TMT Bars | 4830 | ±3% | 4685-4975 | 4733-4927 | ±2 |
| 32mm TMT Bars | 6310 | ±3% | 6120-6499 | 6184-6436 | +2 |
Product Advantage
Product Advantage
- Made from high quality BIS certified billets produced in-house.
- Longer life due to superior pitting corrosion resistance.
- Can be bent and re-bent around very small mandrels.
- High yield strength coupled with ductility and bendability.
- Stringent quality control through in-house physical and chemical laboratories.
- Suitable for application in seismic zones.
Products
Products
Product Comparison
Product Comparison
RAMA TMT
NORMAL TMT
Made from standard iron ore used in own integrated plants
Raw Material
Made from standard iron ore used in own integrated plants
High-quality billets and advanced rolling techniques with German Thermax technology ensure superior product quality.
Process
Usage of ordinary billets
Highly advanced equipment, including Universal Testing Machines (UTM) for mechanical tests and spectrometers for chemical analysis, is operated by experienced professionals.
Testing
Outdated technolgy & traditional method used
Uniformity maintained homogeneous properties
Chemical Properties
No Homogeneous properties maintained
Built-in high strength and excellent elongation properties.
Physical Properties
Weaker in comparison for strenth, elongation & flexibility
Uniform rib design of our rebars meets government norms, ensuring optimal bond strength.
Bond Strength
No Uniformity in RIB Design
High heat tolerance, providing excellent fire resistance.
Fire Resistance
Heat tolerance capacity is low
Easy access & availability across India as Brand
Supply Network And Availability
Unbranded matarial & available in local Market only
Technical Specifications
Technical Specifications
| Content | ISI FE 500D | RAMA FE 500D | ISI FE 550D | RAMA FE 550D | |
|---|---|---|---|---|---|
Chemical Properties | |||||
| Carbon (Max) | 0.25 | 0.2 | 0.25 | 0.2 | |
| Sulphur (Max) | 0.040 | 0.03 | 0.040 | 0.03 | |
| Phosphorus (Max) | 0.040 | 0.035 | 0.040 | 0.035 | |
| Sulphur & Phosphorus | 0.075 | 0.07 | 0.075 | 0.07 | |
| Carbon Equivalent | 0.50 | 0.50 | 0.61 | 0.61 | |
| CRE Value (Cu+Cr+P)% (Min) | 0.40 | 0.40 | 0.40 | 0.40 | |
Physical Properties | |||||
| Yield Stress (N/mm2) (min) | 500 | 530 | 550 | 565 | |
| Elongation % (Min) | 16.00 | 18.00 | 14.50 | 16.00 | |
| UTS/YS Ratio | 1.10 | 1.15 | 1.08 | 1.15 | |
| Tensile Strength (N/mm2) | 565 | 620 | 600 | 650 | |
Bend Test | |||||
 |
No traverse crack should form after bending through 180° and a mandrel of diameter specified below. |
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| Bars up to and including 20mm | <3d | <3d | <4d | <4d | |
| Bars over 20 mm | <4d | <4d | <5d | <5d | |
Re-bend Test | |||||
 |
No traverse crack should form after bending through 135° and reverse bending after 100°C boiling for 30 min the same through 157.5° around the mandrel diameter specified below. |
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| Bars up to and including 10mm | <4d | <4d | <6d | <6d | |
| Bars over 10mm | <6d | <6d | <7d | <7d | |