Description
| SW/TH | |
| SIZE: | 1/2″-4″ |
| CLASS: | 3000#-9000# |
| STANDARD : | ASTM B16.11 |
| MATERIAL : | 304/304L 316/316L |
| F51/2205/S31803 | |
| F53/2507/S32750 | |
| 904L/USN8904 |
we have our own pipe fitting factory since 1998 ,which covers 100 acres. In 1998, we invested and set up a new flange factory. Up to now, we have a complete production system, and become a professional and competitive group in this field.