Product Introduction
1. Valve body: Precision casting with silica sol medium-temperature wax.
2. Ball: Solid balls for 15 - 25, hollow balls for 32 - 100.
3. Valve stem: Anti-flying design, 304 is standard, 304 and 316 are optional, 316 is selectable.
4. Seal: Standard precision-turned PTFE, optional PTFE, M111, RPTFE, PPL, MOC.
5. Packing: Standard double seal of O-ring + PTFE.
6. Screws: Standard 304.
7. Handle: None, optional.
8. Connection: Standard BSPT thread, optional BSP, NPT.