永嘉縣寶泉閥門有限公司

氣動偏心半球閥說明：
氣動偏心半球閥利用偏心閥體，偏心球體和閥座，閥桿作旋轉(zhuǎn)運(yùn)動時在共同軌跡自動定心，關(guān)閉過程中越關(guān)越緊，完全達(dá)到良好的密封目的。閥門的球體和閥座完全脫離，消除了密封圈的磨損，克服了傳統(tǒng)球體閥座與球體密封面始終磨損的問題，非金屬彈性材料被嵌入金屬座中，閥座金屬面受到良好的保護(hù)。本產(chǎn)品特別適用于鋼鐵業(yè)，鋁業(yè)，纖維，微小固體顆粒，紙漿，煤灰，石油氣等介質(zhì)。

氣動偏心半球閥主要材料
序號名稱代號材料WCB304 CF8316 CF8M1閥體  WCB ZG230-4500Cr18Ni90Cr18Ni12Mo2Ti2下端蓋  Q235-A1Cr18Ni9Ti0Cr18Ni12Mo2Ti3內(nèi)六角圓柱頭螺釘GB/T70-2000Q235-A1Cr17Ni20Cr18Ni12Mo2Ti4下固定軸調(diào)節(jié)螺栓  Q235-A1Cr17Ni21Cr17Ni25六角螺母GB/T6710-2000Q235-A1Cr17Ni21Cr17Ni26下墊片  不銹鋼 柔性石墨；PTFE；316夾柔性石墨7下軸承  0Cr18Ni9Ti0Cr18Ni9Ti0Cr18Ni12Mo2Ti8下固定軸  2Cr133040Cr18Ni12Mo2Ti9球體  ZG2Cr130Cr18Ni90Cr18Ni12Mo2Ti10閥座壓圈  Q225-A1Cr18Ni9Ti0Cr18Ni12Mo2Ti11閥座  Q225-APTFE/1Cr18Ni12Mo2TiPTFE/1Cr18Ni12Mo2Ti12內(nèi)六角圓柱頭螺釘GB/T70-2000Q235-A1Cr17Ni21Cr17Ni213閥座墊片  不銹鋼 柔性石墨1Cr17Ni20Cr18Ni12Mo2Ti14閥桿  2Cr131Cr18Ni9Ti0Cr18Ni12Mo2Ti15上軸承  0Cr18Ni9Ti0Cr18Ni9Ti0Cr18Ni12Mo2Ti16對開圓環(huán)  1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti17定位圈  1Cr131Cr18Ni9Ti1Cr18Ni9Ti18填料  柔性石墨柔性石墨；PTFE柔性石墨；PTFE19六角螺塞墊片  0Cr18Ni9Ti0Cr18Ni9Ti0Cr18Ni9Ti20六角螺塞  2Cr131Cr17Ni21Cr17Ni221六角螺塞  2Cr131Cr17Ni21Cr17Ni222支架  WCB ZG230-450WCB；304WCB；30423雙頭螺栓GB/T901-198835CrMoA1Cr17Ni21Cr17Ni224六角螺母GB/T6170-2000Q245-A0Cr18Ni90Cr18Ni925填料壓套  1Cr131Cr18Ni12Mo2Ti/1Cr18Ni91Cr18Ni12Mo2Ti/1Cr18Ni926填料壓板  WCB0Cr18Ni90Cr18Ni927雙頭螺栓GB/T901-198835CrMoA1Cr17Ni21Cr17Ni228六角螺母GB/T6170-2000Q245-A0Cr18Ni0Cr18Ni29六角螺栓GB/T5783-200Q235-A1Cr17Ni21Cr17Ni230驅(qū)動裝置        31六角螺塞墊片  0Cr18Ni9Ti0Cr18Ni9Ti0Cr18Ni9Ti32六角螺塞  2Cr130Cr18Ni9Ti0Cr18Ni9Ti

氣動偏心半球閥性能范圍

材料性能材料代號WCB304316304L316L321ZG2300Cr18Ni9（CF8）1Cr18Ni12Mo2Ti
（CF8M）00Cr18Ni10
（CF3）00Cr17Ni14Mo2
（CF3M）ZG7Cr18Ni9T

（F347）適用介質(zhì)水、油品、蒸汽硝酸類醋酸類強(qiáng)氧化介質(zhì)尿素等腐蝕介質(zhì)硝酸類測試范圍 Mpa項(xiàng)目公稱壓力殼體壓力試驗(yàn)密封測試上密封測試低壓密封測試探傷測試試驗(yàn)介質(zhì)水 Mpa水 Mpa水 Mpa氣 MpaGB/T6440-1992時間（S）12060600.5~0.6壓力測試1.0Mpa1.51.11.1  1.6Mpa2.41.761.76  2.5Mpa3.752.752.75

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