Product name: Reducing Coupling A
Technical parameter:
| Stainless steel code | Carbon steel code | Name | Spec | Thickness |
| B10-1101815 | B11-1101815 | Reducing Coupling | 18x15 | 1.5x1.5 |
| B10-1102215 | B11-1102215 | 22x15 | 1.5x1.5 | |
| B10-1102218 | B11-1102218 | 22x18 | 1.5x1.5 | |
| B10-1102815 | B11-1102815 | 28x15 | 1.5x1.5 | |
| B10-1102818 | B11-1102818 | 28x18 | 1.5x1.5 | |
| B10-1102822 | B11-1102822 | 28x22 | 1.5x1.5 | |
| B10-1103515 | B11-1103515 | 35x15 | 1.5x1.5 | |
| B10-1103518 | B11-1103518 | 35x18 | 1.5x1.5 | |
| B10-1103522 | B11-1103522 | 35x22 | 1.5x1.5 | |
| B10-1103528 | B11-1103528 | 35x28 | 1.5x1.5 | |
| B10-1104215 | B11-1104215 | 42x15 | 1.5x1.5 | |
| B10-1104218 | B11-1104218 | 42x18 | 1.5x1.5 | |
| B10-1104222 | B11-1104222 | 42x22 | 1.5x1.5 | |
| B10-1104228 | B11-1104228 | 42x28 | 1.5x1.5 | |
| B10-1104235 | B11-1104235 | 42x35 | 1.5x1.5 | |
| B10-1105415 | B11-1105415 | 54x15 | 1.5x1.5 | |
| B10-1105418 | B11-1105418 | 54x18 | 1.5x1.5 | |
| B10-1105422 | B11-1105422 | 54x22 | 1.5x1.5 | |
| B10-1105428 | B11-1105428 | 54x28 | 1.5x1.5 | |
| B10-1105435 | B11-1105435 | 54x35 | 1.5x1.5 | |
| B10-1105442 | B11-1105442 | 54x42 | 1.5x1.5 |
