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詳細(xì)介紹
性能規(guī)范Property specification
用途及特點(diǎn)Purpose and characteristic
| 軟密封蝶閥適用于溫度≤120℃，公稱(chēng)壓力≤1.6MPa的食品、醫(yī)藥、化工、石油、 電力、輕紡、造紙等給排水、氣體管道上作調(diào)節(jié)流量和截流介質(zhì)的作用。其主要特點(diǎn)為： 1、設(shè)計(jì)新額、合理，結(jié)構(gòu)，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(dá)到雙向密封零泄漏。 5、密封材料耐老化、耐腐蝕，使用壽命長(zhǎng)等特點(diǎn)。 | 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(shè)計(jì)、制造標(biāo)準(zhǔn) Standard for design and manufacture
設(shè)計(jì)標(biāo)準(zhǔn)Design standard:GB/T12238-1989
法蘭連接尺寸Flange connection dimension:GB/T9113.1-2000;GB/T9115.1-2000;JB78
結(jié)構(gòu)長(zhǎng)度Structure length:GB/12221-1989
壓力試驗(yàn)Pressure test:GB/T13927-1992;JB/T9092-1999
主要技術(shù)參數(shù) Main technical parameter
| 公稱(chēng)通徑Nominal diameter | DN(mm) | 50~2000 | ||
| 公稱(chēng)壓力Nominal pressure | PN(MPa) | 0.6 | 1.0 | 1.6 |
| 試驗(yàn)壓力 Ps(MPa) Test pressure | 強(qiáng)度試驗(yàn)Strengh test | 0.9 | 1.5 | 2.4 |
| 密封試驗(yàn)Seal test | 0.66 | 1.1 | 1.76 | |
| 氣密封試驗(yàn)Gas seal test | 0.6 | 0.6 | 0.6 | |
| 適用介質(zhì)Applicable medium | 空氣、水、蒸氣、煤氣、油品等。Air,water,steam,coal gas,oil. | |||
| 驅(qū)動(dòng)形式Drive modality | 手動(dòng)、蝸桿蝸輪傳動(dòng)、氣傳動(dòng)、電傳動(dòng)。hand,worm wheel drive,pneumatic drive,electric drive. | |||
主要零件的材質(zhì)Material for main parts
| 零件名稱(chēng)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(hào)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℃ |
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