Description
| SW/TH | |
| SIZE: | 1/2″-4″ |
| CLASS: | 3000#-9000# |
| STANDARD : | ASTM B16.11 |
| MATERIAL : | 304/304L/304H 316/316L/316H |
| 321/321H 347/347H | |
| F51/2205/S31803 | |
| F53/2507/S32750 | |
| 904L/USN8904 310/310S | |
| F44/31254/SMO254 C276 | |
| INCO400/425 600/625 800/825 |
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.