Tmt Bar
Product Specification
| SPECIFICATION OF TMT BARS WEIGHTS (Kg/Mtr) | |||||
|---|---|---|---|---|---|
| SIZE | IS-1786:2008 | Simhadri TMT | |||
| Std | Min | Max | Min | Max | |
| 8mm | 0.395 | 0.367 | 0.423 | 0.387 | 0.399 |
| 10mm | 0.617 | 0.574 | 0.660 | 0.605 | 0.623 |
| 12mm | 0.888 | 0.844 | 0.932 | 0.870 | 0.897 |
| 16mm | 1.578 | 1.499 | 1.657 | 1.546 | 1.594 |
| 20mm | 2.466 | 2.392 | 2.540 | 2.417 | 2.491 |
| 25mm | 3.854 | 3.738 | 3.970 | 3.777 | 3.893 |
| 28mm | 4.835 | 4.690 | 4.980 | 4.738 | 4.883 |
| 32mm | 6.316 | 6.127 | 6.505 | 6.190 | 6.379 |
MECHANICAL PROPERTIES
| SPECIFICATION OF TMT BARS CHEMICAL PROPERTIES (%) | |||||||
|---|---|---|---|---|---|---|---|
| Parameter | IS-1786:2008 | Simhadri TMT | |||||
| Fe-415 | Fe-500 | Fe-500D | Fe-415 | Fe-500 | Fe-500D | HSCRM | |
| Yield Stress(N/mm2) | 415 | 500 | 500 | 430-490 | 520-560 | 520-560 | 520-580 |
| Ultimate Tensile Strength (N/mm2) | 485 | 545 | 565 | 500-560 | 600-680 | 600-680 | 600-690 |
| Elongation(%) | 14.5 | 12 | 16 | 20-25 | 18-24 | 18-24 | 18-24 |
| Total Elongation @ Max Force(%) | – | – | 5 | – | – | 8-10 | 8-10 |
| Ration (UTS/YS) | 1.16 | 1.09 | 1.13 | 1.15-1.25 | 1.13-1.22 | 1.14-1.25 | 1.18-1.25 |
 CHEMICAL COMPOSITION
| SPECIFICATION OF TMT BARS CHEMICAL COMPOSITION (%) | |||||||
|---|---|---|---|---|---|---|---|
| Parameter | IS-1786:2008 | Simhadri TMT | |||||
| Fe-415 | Fe-500 | Fe-500D | Fe-415 | Fe-500 | Fe-500D | HSCRM | |
| Carbon (C) | 0.3 | 0.3 | 0.25 | 0.18 – 0.25 | 0.18 – 0.23 | 0.16 – 0.22 | 0.18 – 0.22 |
| Sulphur (S) | 0.060 | 0.055 | 0.040 | 0.035-0.055 | 0.025-0.050 | 0.020-0.035 | 0.025-0.045 |
| Phosphorus (P) | 0.060 | 0.055 | 0.040 | 0.035-0.055 | 0.035-0.050 | 0.025-0.035 | 0.035-0.050 |
| Sulphur + Phosphorus(S+P) | 0.110 | 0.105 | 0.075 | 0.070-0.11 | 0.060-0.100 | 0.045-0.070 | 0.060-0.095 |
| Carbon Equivalent (CE) | 0.42 | 0.42 | 0.42 | 0.26-0.37 | 0.26-0.35 | 0.26-0.32 | 0.30-0.45 |
| Chromium(Cr) | 0.40-0.65 | ||||||
| Copper(Cu) | 0.20-0.30 | ||||||
| Corrosion Resistance Element(P+Cr+Cu) | 0.75 | ||||||
