 |
 |
 |
| DIN bright white tube |
|
DIN black tube |
| |
|
|
 |
|
 |
| DIN seamless rectangle tube |
|
High pressure oil tube |
| |
|
|
 |
|
 |
Arrange in batches,cold bent,
reaming, tube tie-in installation |
|
Oil pipe jointed deviously |
| |
|
|
 |
|
 |
| Cold bent, reaming, staving |
|
Cold bent shaping |
| |
|
|
 |
|
 |
| DIN mirror sufface finished tube |
|
High pressure plastic drainage pipeline |
| |
|
|
 |
|
 |
| Baogang's raw material |
|
Logo |
| |
|
|
|
