適用標(biāo)準(zhǔn)
鋼制蝶閥,API 609,MSS SP-67
溫度和壓力,ASME B16.34
結(jié)構(gòu)長(zhǎng)度,API 609
端法蘭, ASME B 16.5
試驗(yàn)標(biāo)準(zhǔn),API 598
耐火標(biāo)準(zhǔn),API-607
設(shè)計(jì)說(shuō)明
密封結(jié)構(gòu):軟密封,多層次硬密封,彈性硬密封,防火軟密封
ISO 5211 襯墊
連接:凸耳對(duì)夾
操作方式:手動(dòng),渦輪,電動(dòng),氣動(dòng),液動(dòng)
偏心結(jié)構(gòu),中線結(jié)構(gòu),單偏心,雙偏心,三偏心結(jié)構(gòu)
標(biāo)準(zhǔn)材料規(guī)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 |
Seat ring |
EPDM |
PTFE |
PTFE |
PTFE |
PTFE |
PTFE |
7 |
Bushing |
Bronze |
304+PTFE |
316+PTFE |
304L+PTFE |
316L+PTFE |
Alloy 20+PTFE |
8 |
Packing |
Graphite |
PTFE |
PTFE |
PTFE |
PTFE |
PTFE |
9 |
Yoke |
A216-WCB |
A216-WCB |
A216-WCB |
A216-WCB |
A216-WCB |
A216-WCB |
|