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詳細介紹
性能規范Property specification
用途及特點Purpose and characteristic
| 軟密封蝶閥適用于溫度≤120℃，公稱壓力≤1.6MPa的食品、醫藥、化工、石油、 電力、輕紡、造紙等給排水、氣體管道上作調節流量和截流介質的作用。其主要特點為： 1、設計新額、合理，結構，重量輕，啟閉迅速。 2、操力矩小，操作方便，省力靈巧。 3、可以任何位置安裝、維修方便。 4、密封件可以更換，密封性能可靠達到雙向密封零泄漏。 5、密封材料耐老化、耐腐蝕，使用壽命長等特點。 | Soft sealing butterfly valve is suitable for water supplying and draining,gas pipe as adjust flux ａnd cut off medium in foodstuft.pharmacy,chemical industry,petroleum,electric power, light textile, paper making etc with temperature<120C,nominal pressure<1.6MPa.The main characteristic such as: 1.Novel and reasonable design,special structure,light and start and stop rapidly. 2.Tiny operative moment,operation conveniently and skillfully. 3.Installation in any position,easyto maintain 4.It can exchange sealed component,antisepsis,reliable hermetical capacity and seal in double direction with zero leakage. 5.Hermetical material aging resistant,antisepsis,ａnd long service life etc. |
設計、制造標準 Standard for design and manufacture
設計標準Design standard:GB/T12238-1989
法蘭連接尺寸Flange connection dimension:GB/T9113.1-2000;GB/T9115.1-2000;JB78
結構長度Structure length:GB/12221-1989
壓力試驗Pressure test:GB/T13927-1992;JB/T9092-1999
主要技術參數 Main technical parameter
| 公稱通徑Nominal diameter | DN(mm) | 50~2000 | ||
| 公稱壓力Nominal pressure | PN(MPa) | 0.6 | 1.0 | 1.6 |
| 試驗壓力 Ps(MPa) Test pressure | 強度試驗Strengh test | 0.9 | 1.5 | 2.4 |
| 密封試驗Seal test | 0.66 | 1.1 | 1.76 | |
| 氣密封試驗Gas seal test | 0.6 | 0.6 | 0.6 | |
| 適用介質Applicable medium | 空氣、水、蒸氣、煤氣、油品等。Air,water,steam,coal gas,oil. | |||
| 驅動形式Drive modality | 手動、蝸桿蝸輪傳動、氣傳動、電傳動。hand,worm wheel drive,pneumatic drive,electric drive. | |||
主要零件的材質Material for main parts
| 零件名稱Parts name | 材料Material |
| 閥體Body | 球墨鑄鋼、鑄鋼、合金鋼、不銹鋼Ductile cast iron,cast steel,Alloy steel,stainless steel |
| 蝶板Disc | 灰鑄鐵、球墨鑄鋼、鑄鋼、不銹鋼及特殊材料 Gray cast iron,ductile cast steel,cast steel,stainless steel andspecial material |
| 密封圈Seal ring | 各種橡膠、聚四氟Manifold rubber PTFE |
| 閥桿Stem | 2Cr13、不銹鋼Stainless steel |
| 填料Packing | O型圈、柔性石墨 O ring,flexible graphite |
蝶閥密封材料選用和適用溫度 Butterfly valve seal material choice and appropriat temperature
| 材料品種 Material variety | 氯丁橡膠 Neoprene | 丁睛檬膠 Styrene rubber | 乙丙橡膠 Ethane propyl rubber | 聚四氟乙烯 PTFE | 硅橡膠 Silico rubber | 氟橡膠 Fluorine rubber |
| 代號Code | X | J | YBX | F | GX | FJ |
| 耐溫度Resistance highest temperature | 82℃ | 93℃ | 150℃ | 232℃ | 250℃ | 204℃ |
| 耐溫度Resislance lowest temperature | -40℃ | -40℃ | -40℃ | -268℃ | -70℃ | -23℃ |
| 適用工作溫度Applicalbe working temperature | ≤65℃ | ≤80℃ | ≤120℃ | ≤200℃ | ≤200℃ | ≤180℃ |
主要外形及連接尺寸D3 971X-6.0、10(0.6、1.0MPa)Mani Outline and Connecting Flangs Size
單位：mm
| 規格（DN) | H1 | H2 | H3 | H4 | F | L | A | B | C | |
| (mm) | (lnch) | |||||||||
| 25-32 | 1m-1 1/4m | 50 | 51.5 | 144 | 208 | 70 | 33 | 130 | 137 | 160 |
| 40 | 1 1/2m | 55 | 52.7 | 150 | 215 | 80 | 33 | 130 | 137 | 160 |
| 50 | 2m | 70 | 66 | 186 | 375 | 100 | 43 | 170 | 137 | 160 |
| 65 | 2 1/2m | 80 | 74 | 202 | 288 | 120 | 46 | 170 | 137 | 160 |
| 80 | 3m | 85 | 85.4 | 217 | 300 | 130 | 46 | 170 | 137 | 160 |
| 100 | 4m | 98 | 98.5 | 241 | 325 | 155 | 52 | 200 | 145 | 196 |
| 125 | 5m | 118 | 120 | 264 | 366 | 185 | 56 | 200 | 145 | 196 |
| 150 | 6m | 138 | 141.5 | 290 | 386 | 215 | 56 | 260 | 182 | 255 |
| 200 | 8m | 165 | 164 | / | 455 | 265 | 60 | / | 182 | 255 |
| 250 | 10m | 200 | 200.5 | / | 495 | 324 | 68 | / | 182 | 255 |
| 300 | 12m | 245 | 229 | / | 552 | 373 | 78 | / | 182 | 255 |
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