D643H法蘭式 氣動硬密封蝶閥廣泛適用于電站供熱系統(tǒng)和催化裂化主風(fēng)機道管系統(tǒng)和鋼鐵、冶金、化工等工業(yè)系統(tǒng)以及環(huán)保、水處理、高層建筑給水排水管路上作 切斷或 調(diào)節(jié)流量作用. 技術(shù)范圍 Technical specification
設(shè)計依據(jù)
Design reference |
GB標準 |
ANSI標準 |
設(shè)計標準
Design standrd |
GB/12237 |
ANSI B16.34 |
結(jié)構(gòu)長度
Face To face |
對夾連接
Wafer connecting |
GB/12221 |
ANSI B16.10 |
連接法蘭尺寸
Connecting Flange Size |
GB/9113、JB/T79 |
ANSI B16.5 |
試驗和檢驗
Test＆inspection |
JB/T9002 |
API598 |
注：系列 蝶閥結(jié)構(gòu)長度及連接法蘭尺寸可根據(jù)用戶要求設(shè)計制造。 Note:The structural length and connecting flange size of butterfly valve serles can be designed and manufactured as perusers＇requirements. 主要零件材質(zhì)表 Form of Major Parts Materials
序號
NO |
零件名稱
Accessory name |
材質(zhì)
Material |
| C |
P |
R |
| 1 |
內(nèi)六角螺絲
Mild Sleel Hex Socket Screw |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
| 2 |
閥蓋
Cover |
WCB |
1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
| 3 |
墊片
Gasket |
不銹鋼+柔性石墨
Stainless Steel+Graphite |
| 4 |
閥座
Seat |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
| 5 |
墊片
Gasket |
不銹鋼+柔性石墨
Stainless Steel+Graphite |
| 6 |
蝶板
Butterfly Plate |
WCB |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
| 7 |
圓柱削
Straight Pin |
45 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
| 8 |
下蓋
Bottom Cover
|
WCB |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
| 9 |
墊片
Gasket |
不銹鋼+柔性石墨
Stainless Steel+Graphite |
| 10 |
襯套
Bushing |
PTFE+不銹鋼
PTFE+Stainless Steel |
| 11 |
閥體
Body |
WCB |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
| 12 |
閥桿
Stem |
1Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
| 13 |
支架
Yoke |
WCB |
| 14 |
鍵
Key |
45 |
| 15 |
襯套
Bushing |
PTFE+不銹鋼
PTFE+Stainless Steel |
| 16 |
填料
Packing |
柔性石墨
Graphite |
| 17 |
壓蓋
Gland |
WCB |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
| 18 |
位置指示器
Location lndicator
|
塑料
Plactic | | 