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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 |
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