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當前位置: 首頁 » 供應(yīng)產(chǎn)品 » » 多級泵 »D46-30*7,250S39A,長沙多級油泵,長沙水泵價格

D46-30*7,250S39A,長沙多級油泵,長沙水泵價格

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產(chǎn)品價格: 514/人民幣 
最后更新: 2013-10-21 14:48:33
產(chǎn)品產(chǎn)地: D46-30*7,250S39A
發(fā)貨地: D46-30*7,250S39A (發(fā)貨期:當天內(nèi)發(fā)貨)
供應(yīng)數(shù)量: 不限
有效期: 長期有效
最少起訂: 1
瀏覽次數(shù): 64
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    產(chǎn)品詳細說明

    D46-30*7,250S39A---------參數(shù)、價格、圖片、圖紙、 D46-30*7多級離心泵,250S39A中開泵,有好禮回饋,心動不如行動!主導(dǎo)產(chǎn)品有15個系列(IS型單級單吸清水離心泵,S、SA、SAP、SH型單級雙吸離心泵 ,D、DG、DM、DF型多級泵,DL、DLR型立式多級泵,IHJHG型化工離心泵,ISGJHG、IRG型立式管道泵,R、IR型熱水循環(huán)泵 ,等,118個品種,964個規(guī)格 ,產(chǎn)品遍及全國各地,并銷往日、韓、中東、非洲24個和地區(qū),服務(wù)領(lǐng)域覆蓋能源、礦山、冶金、石油、化工、建材 、交通、輕紡、食品、船舶、制藥、城建、海洋開發(fā)和農(nóng)田排灌等行業(yè)。

    什么叫汽蝕余量?什么叫吸程?各自計量單位表示字母?
    泵在工作時液體在葉輪的進口處因一定真空壓力下會產(chǎn)生汽體,汽化的氣泡在液體質(zhì)點的撞擊運動下,對葉輪等金屬表面產(chǎn)生剝蝕,從而破壞葉輪等金屬,此時真空壓力叫汽化壓力,汽蝕余量是指在泵吸入口處單位重量液體所具有的超過汽化壓力的富余能量。l單位用米標注,用(npsh)r。吸程即為必需汽蝕余量δh:即泵允許吸液體的真空度,亦即泵允許的安裝高度,單位用米。
    吸程=標準大氣壓(10.33米)-汽蝕余量-安全量(0.5米)

    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    D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D46-30*7,250S39A,D4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