
Keystone Figure 221/222 Butterfly Valve
The Keystone Figure 221/222 is an economical bonded resilient seated butterfly valve for bi-directional and end-of-line service available in both wafer (Figure 221) and lugged (Figure 222) style.
基士敦F221/222蝶閥
Keystone F221/222是一種經(jīng)濟粘結彈性閥座蝶閥,用于雙向和終端機服務,對夾式(圖221)和支耳式(圖222)。
Features
· Bubble tight shut-off at full rated pressure in both directions.
· The F222 lugged version is suitable for bi-directional end-of-line service at full pressure rating.
· Top and bottom bearings absorbs side thrust loads.
· A moulded-in O-ring in the seat for flange sealing eliminates the need for flange gaskets.
· Body locating holes for easy installation and centering between flanges.
· Extended neck allows adequate clearance for flange and insulation.
特征
· 雙向氣泡級密封。
· F 222支耳式適用于全壓狀態(tài)下的雙向末端安裝.
· 頂部和底部軸承吸收側推力負荷。
· 法蘭密封閥座中的模制O形環(huán)消除了法蘭墊圈的需要.
· 閥體定位孔,便于安裝,并在法蘭之間對中。
· 加長閥桿使法蘭和絕緣有足夠的間隙。
Specifications
Material |
304 Stainless Steel, 316 Stainless Steel, Buna-N, Cast Iron, Epdm Rubber |
Operating Temperature |
Up to 250 F (120 C) |
Pressure Class |
ASME |
Process Connection Type |
150RF |
Seat/Seal Type |
Resilient |
Shutoff Class |
Zero Leakage |
Standards |
API 609, ASME B16.34 |
Valve Size |
5 inch, NPS 10 / DN 250, NPS 12 / DN 300, NPS 2 / DN 50, NPS 2-1/2 / DN 65, NPS 3 / DN 80, NPS 4 / DN 100, NPS 6 / DN 150, NPS 8 / DN 200 |
Valve Size Standard |
NPS |
Valve Type |
Butterfly |
Shutoff Class |
Zero Leakage |
Standards |
API 609, ASME B16.34 |
Valve Size |
NPS 8 / DN 200, NPS 6 / DN 150, NPS 4 / DN 100, NPS 3 / DN 80, NPS 2-1/2 / DN 65, NPS 2 / DN 50, NPS 12 / DN 300, NPS 10 / DN 250, 5 inch |
Valve Size Standard |
NPS |
Valve Type |
Butterfly |
規(guī)格
材料 |
304不銹鋼,316不銹鋼,Buna-N,鑄鐵,三元乙丙橡膠 |
操作溫度 |
*多250 F(120 C) |
壓力級 |
ASME |
過程連接類型 |
150 RF |
閥座/密封式 |
彈性 |
關閉級 |
零泄漏 |
標準 |
API 609,ASME B16.34 |
閥門尺寸 |
5英寸,NPS 10/DN 250,NPS 12/DN 300,NPS 2/DN 50,NPS 2-1/2/DN 65,NPS 3/DN 80,NPS 4/DN 100,NPS 6/DN 150,NPS 8/DN 200 |
閥門尺寸標準 |
NPS |
閥型 |
蝴蝶 |
關閉級 |
零泄漏 |
標準 |
API 609,ASME B16.34 |
閥門尺寸 |
NPS 8/DN 200,NPS 6/DN 150,NPS 4/DN 100,NPS 3/DN 80,NPS 2-1/2/DN 65,NPS 2/DN 50,NPS 12/DN 300,NPS 10/DN 250,5英寸 |
閥門尺寸標準 |
NPS |
閥型 |
蝴蝶 |
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AKVALVE - EMERSON KEYSTONE VALVE - SPOT SALES SERVIC CHANNEL
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