Structural pressure vessels and boiler involving unalloyed and micro alloyed structural steel with specific tensile strength upto 520 N/M2 to meet sub zero impact requirements at minus 51°C
| C% | Mn% | Si% | S% | P% | Cr% | Ni% | Zr% |
|---|---|---|---|---|---|---|---|
| 0.07 Max | 0.90 – 1.40 | 0.40 – 0.7 | 0.035- Max | 0.025 Max | 0.15 Max | 0.15 Max | 0.02-0.12 |
| U.T.S.(N/mm²)) | Y.S.(N/mm²) | ELONGATION ( L = 4d ) % | IMPACT ( CVN ) AT – 30° C ( J ) |
|---|---|---|---|
| 480 | 400 | 22 | 27 |
| SIZE ( mm ) | KG PER PACKET |
|---|---|
| 1.20 x 1000 | 5 |
| 1.60 x 1000 | 5 |
| 2.00 x 1000 | 5 |
| 2.50 x 1000 | 5 |