STANDARD MATERIALS
| PART NAMES | MATERIALS |
| BODY | NOTE 1) |
| BONNET | NOTE 1) |
| SEAT | CAST STEEL OR SOFT-PCTFE & GRAPHITE |
| BALL | ASTM A276-304/316 OR A351-CF8(M) |
| STEM | ASTM A276-304 |
| GASKET | SPIRAL WOUNDED GRAPHITE |
| BONNET BOLT | CARBON STEEL OR STAINLESS STEEL |
| GLAND PACKING | GRAPHITE |
| GLAND | ASTM A276-316 |
NOTE
1) CAST STEEL, STAINLESS STEEL
