| Grades | |||||||||||||
| C max |
O max |
N max |
H max |
Fe max |
Al | V | Pd | Ru | Ni | Mo | Other Elements max each |
Other Elements max total |
|
| 1 | 0.08 | 0.18 | 0.03 | 0.015 | 0.20 | -- | -- | -- | -- | -- | -- | 0.1 | 0.4 |
| 2 | 0.08 | 0.25 | 0.03 | 0.015 | 0.30 | -- | -- | -- | -- | -- | -- | 0.1 | 0.4 |
| 3 | 0.08 | 0.35 | 0.05 | 0.015 | 0.30 | -- | -- | -- | -- | -- | -- | 0.1 | 0.4 |
| 4 | 0.08 | 0.40 | 0.05 | 0.015 | 0.50 | -- | -- | -- | -- | -- | -- | 0.1 | 0.4 |
| 5 | 0.08 | 0.20 | 0.05 | 0.015 | 0.40 | 5.5-6.75 | 3.5-4.5 | -- | -- | -- | -- | 0.1 | 0.4 |
| 7 | 0.08 | 0.25 | 0.03 | 0.015 | 0.30 | -- | -- | 0.12-0.25 | -- | -- | -- | 0.1 | 0.4 |
| 9 | 0.08 | 0.15 | 0.03 | 0.015 | 0.25 | 2.5-3.5 | 2.0-3.0 | -- | -- | -- | -- | 0.1 | 0.4 |
| 12 | 0.08 | 0.25 | 0.03 | 0.015 | 0.30 | -- | -- | -- | -- | 0.6-0.9 | 0.2-0.4 | 0.1 | 0.4 |
| 23 | 0.08 | 0.13 | 0.03 | 0.0125 | 0.25 | 5.5-6.5 | 3.5-4.5 | -- | 0.04-0.06 | 0.4-0.6 | -- | 0.1 | 0.4 |
| Sizes | |||
| Diameter | 0.236" to 15.75" (6mm-400mm) |
||
| Length | up to 236.22" (up to 6000mm) |
||
| Standards | |||
| ASTM | B348/B348M-21 | ASME | SB-348-2017 |
