品牌
经销商厂商性质
上海所在地
美标法兰蝶阀适用标准
钢制蝶阀,API 609,MSS SP-67
温度和压力,ASME B16.34
结构长度,API 609
端法兰,ASME B 16.5
试验标准,API 598
耐火标准,API-607
美标法兰蝶阀设计说明
密封结构:软密封,多层次硬密封,弹性硬密封,防火软密封
制动器操作
ISO 5211 衬垫
连接:法兰,对焊,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,单偏心,双偏心,三偏心结构
美标法兰蝶阀标准材料规范
NO. | Part Name | ASTM Material | |||||
Carbon steel | 304 Type | 316Type | 304LType | 316LType | Alloy 20 | ||
1 | Body | A216-WCB | A315-CF8 | A315-CF8M | A315-CF3 | A315-CF3M | A315-CN7M |
2 | Stem | A182 F6a | A182 F304 | A182 F316 | A182 F304L | A182 F316L | Alloy 20 |
3 | Disc | A216-WCB | A315-CF8 | A315-CF8M | A315-CF3 | A315-CF3M | A315-CN7M |
4 | Hinge pin | A276-410 | A276-304 | A276-316 | A276-304L | A276-316 | Alloy 20 |
5 | Bolt | A193-B7 | A193-B8 | A193-B8M | A193-B8 | A193-B8M | Alloy 20 |
6 | Retaining ring | A105 | A182-F304 | A182-F316 | A182-F304L | A182-F316 | Alloy 20 |
7 | Seat ring | Graphite+ | Graphite+ | Graphite+ | Graphite+ | Graphite+ | Graphite+ |
8 | Bushing | Bronze | 304+PTFE | 316+PTFE | 304L+PTFE | 316L+PTFE | Alloy 20+PTFE |
9 | Packing | Graphite | PTFE | PTFE | PTFE | PTFE | PTFE |
10 | Yoke | A216-WCB | A216-WCB | A216-WCB | A216-WCB | A216-WCB | A216-WCB |