| Oil & Gas Sector |
API 5L |
| IS / ISO : 3183 |
| Automotive Industry |
BS : 6323 (Pt-V) |
| IS : 3601, 3074 |
| Hydrocarbon & Process Industry |
ASTM : A53 |
| BS : 3603 |
| IS : 6286 |
| Boiler, Heat Exchanger, Super Heater, Air Heater & Condenser |
ASTM : A178, A214, A333, A334 |
| BS : 3059 (P-I & P-II), 6323 (Pt-V) |
| IS : 2416 (Pt-IV) |
| Railways |
IS : 1239 (Pt-I), 1161 |
| RDSO : ETI/ OHE/ II |
| Mechanical, Structural & General Engineering |
IS : 1161, 3601, 4923, 9295 |
| BS : 6323 (Pt-V) |
| Water, Gas & Sewage |
IS : 3589, 1239 (Pt-I) |
| BS : 1387 |
| DIN : 2440, 2441 |
| ISO : 65 |
| Water Well |
IS : 4270 |
