| Type: | Seamless |
|---|---|
| Technique: | Cold Rolled |
| Material: | Carbon Steel |
| Surface Treatment: | Black Painting |
| Usage: | Pipeline Transport |
| Section Shape: | Round |
| Samples: |
|---|
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier ASTM A333 GRADE 1
ASTM A333 GRADE 3
ASTM A333 GRADE 4
ASTM A333 GRADE 6
ASTM A333 GRADE 7
ASTM A333 GRADE 8
ASTM A333 GRADE 9
ASTM A333 GRADE 10
ASTM A333 GRADE 11
All seamless and welded pipe shall be treated to control their microstructure by the following methods: Normalizing per A 333/A 333M-05 section 4.2.1.1; section 4.2.1.2 or section 4.2.1.3 Quenched and Tempered per A 333/A 333M - 05 section 4.2.2.1 Double Normalized and Tempered per A 333/A 333M - 05 section 4.2.2.2
| Element | Grade 1 | Grade 6 | Grade 3 | Grade 4 |
| Carbon, max | 0.30 | 0.30 | 0.19 | 0.12 |
| Manganese | 0.40-1.06 | 0.29-1.06 | 0.31-0.64 | 0.50-1.05 |
| Phosphorus, max | 0.025 | 0.025 | 0.025 | 0.025 |
| Sulphur, max | 0.025 | 0.025 | 0.025 | 0.025 |
| Silicon | -- | 0.10 min | 0.15-0.37 | 0.08-0.37 |
| Nickel | -- | 0.40 max | 3.18-3.82 | 0.47-0.98 |
| Chromium | -- | 0.30 max | -- | 0.44-1.01 |
| Copper | -- | 0.40 max | -- | 0.40-0.75 |
| Aluminum | -- | -- | -- | 0.04-0.30 |
| Vanadium, max | -- | 0.08 | -- | -- |
| Columbium, max | -- | 0.02 | -- | -- |
| Molybdenum, max | -- | 0.12 | -- | -- |
Suppliers with verified business licenses
Audited Supplier 
){kind=link}
){kind=link}