8300 Series Standard Materials
| Component Part | CS Standard | SS Standard | CS Nace | SS Nace |
| Seat Frame | 1018/1020 CS A108* | 316 SS SA479 | 1018/1020 CS A108* | 316 SS SA479 |
| Body | SA216 GR WCB | SA351 CF8M | SA216 GR WCB | SA351 CF8M |
| O-ring | Specify | Specify | Specify | Specify |
| O-ring | Specify | Specify | Specify | Specify |
| Insert Holder | 304 SS SA479 | 304 SS SA479 | 316 SS SA479 | 316 SS SA479 |
| O-ring | Specify | Specify | Specify | Specify |
| Seat Insert | Specify | Specify | Specify | Specify |
| O-ring | Specify | Specify | Specify | Specify |
| Seat Body | 17-4PH SS SA564 | 17-4 PH SS SA564 | 316 SS SA479 | 316 SS SA479 |
| Disc | 17-4PH SS SA564 | 17-4PH SS SA564 | 316SS A479 / 17-4 H1150M SA564 | 316SS A479 / 17-4 H1150M SA564 |
| Spring | 17-7 PH SS SA564 | 17-7 PH SS SA564 | Specify | Specify |
| Spring Keeper | 303 SS SA479 | 303 SS SA479 | 303 SS SA479 | 303 SS SA479 |
| Adjustment Screw | 12L14 CS | 12L14 CS | 12L14 CS | 12L14CS |
| Thread Seal | Buna/Steel | Buna/Steel | Buna/Steel | Buna/Steel |
| Flat Washer | CS ANSI B18.22.1 | CS ANSI B18.22.1 | CS ANSI B18.22.1 | CS ANSI B18.22.1 |
| Jam Nut | CS ANSI B18.22.2 | CS ANSI B18.22.2 | CS ANSI B18.22.2 | CS ANSI B18.22.2 |
| O-ring | PC BUNA | PC BUNA | PC BUNA | PC BUNA |
| Cap | ALUMINUM | ALUMINUM | ALUMINUM | ALUMINUM |
| Lead Seal Wire | SS | SS | SS | SS |
| Data Label | ALUMINUM | ALUMINUM | ALUMINUM | ALUMINUM |
| Drive Screws | 18-8 SS | 18-8 SS | 18-8 SS | 18-8 SS |
* Alternate CS to SA105 used for pressure above 1440 psig