◆ Material Of Stainless Steel Double Offset BFV
| Pos. | Part | Material |
| 1 | Body | Stainless steel CF8、CF8M、CF3、CF3M |
| 2 | Disc | Stainless steel CF8、CF8M、CF3、CF3M |
| 3 | Stem | SS304、SS316、17-4PH、 |
| 4 | Seat | PTFE、RPTFE、PPL |
| 5 | Sleeve | SS304+RPTFE、SS316+RPTFE、Bronze alloy |
| 6 | Bolt | ASMT B193 B8/B8M |
| 7 | Nut | ASMT B194 8/8M |
| 8 | Stem Packing | Flexible Graphite、PTFE |
| 9 | Gland | ASMT SS304、SS316 |
| 10 | Emdebbed spring | INCONEL X-750 |
| 11 | Actuator | Operation as requests |
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