适用标准
钢制蝶阀，API 609，MSS SP-67
温度和压力，ASME B16.34
结构长度，API 609
试验标准，API 598
耐火标准，API-607
设计说明
密封结构：软密封
制动器操作
ISO 5211 衬垫
连接：对夹，凸耳对夹
操作方式：手动，涡轮，电动，气动，液动
偏心结构，中线结构
标准材料规范
| NO. | Part Name | Material |
| Carbon steel | A126 | 304 | 304L Type | 316L Type |
| 1 | Body | A216-WCB | A315-CF8 | A315-CF8M | A315-CF3 | A315-CF3M |
| 2 | Stem | A182 F6a | A182-F304 | A182-F316 | A182-F304L | A182-F316L |
| 3 | Disc | A216-WCB | A315-CF8 | A315-CF8M | A315-CF3 | A315-CF3M |
| 4 | Hinge pin | A276-410 | A276-304 | A276-316 | A276-304L | A276-316 |
| 5 | Bolt | A193-B7 | A193-B8 | A193-B8M | A193-B8 | A193-B8M |
| 6 | Seat ring | NBR/EPDM | NBR/EPDM | PTFE | PTFE | PTFE |
| 7 | Bushing | Bronze | 304+PTFE | 316+PTFE | 304L+PTFE | 316L+PTFE |
| 8 | Packing | Graphite | PTFE | PTFE | PTFE | PTFE |
| 9 | Yoke | A216-WCB | A216-WCB | A216-WCB | A216-WCB | A216-WCB |
