Nickel Alloy - Up to 12" NB & Thickness up to Sch XXS
Stainless Steel - Up to 24" NB & Thickness up to Sch XXS
| Type | Grade |
| Nickel Socket Weld Flanges | 200 & 201 |
| Monel Socket Weld Flanges | 400, R-405 & K-500 |
| Inconel Socket Weld Flanges | 600, 601, 625 & 718 |
| Incoloy Socket Weld Flanges | 800, 800H, 800HT, 825, 925 & DS |
| Hastelloy Socket Weld Flanges | B-2, B-3, C-22, C-276 & X |
| Duplex Socket Weld Flanges | 2205 / 31803 |
| Super Duplex Socket Weld Flanges | SAF 2507, Zeron 100 & Ferralium 255 |
| Alloy 20 Socket Weld Flanges | Alloy 20 / Carpenter 20 |
| 254 SMO Socket Weld Flanges | 254 SMO |
| 904L Socket Weld Flanges | 904L |
| Titanium Socket Weld Flanges | Gr.2 & Gr.5 |
| Nitronic Socket Weld Flanges | 30, 50, 60 |
| Stainless Steel Socket Weld Flanges | 300 Series |