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更新時間:2025/2/6 14:20:02
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力士樂液控單向閥SL10PA1-4X/V
在管路中所使用的閥門品種繁多,,結(jié)構(gòu)各異,又是易損壞的管路附件,,對每種閥門的檢修,,應(yīng)根據(jù)具體結(jié)構(gòu)進行。
1:閥體和閥蓋的檢修 閥體和閥蓋是閥門外部的封閉殼體,,用以承受介質(zhì)的壓力,,操作時的附加力,,閥門其他零件重量,以及連接處法蘭或螺紋的緊力. 閥體和閥蓋要求有一定的強度和剛度,,他們的損壞主要是介質(zhì)腐蝕,,沖蝕及機械損傷造成的局部缺陷,當(dāng)因腐蝕或沖蝕造成壁減薄,,以至影響到它們的強度和剛度時,,則無法修理,應(yīng)予以更換.
檢修時,,閥體和閥蓋應(yīng)先進行水壓強度試驗,,再用水,壓縮空氣,,煤油或其它介質(zhì)檢驗其嚴(yán)密性. 閥體和閥蓋的缺陷一般采用補焊的方法,,根據(jù)材質(zhì)的不同選用相應(yīng)的焊條和焊接工藝. 焊補前應(yīng)將有缺陷的金屬清洗干凈,補焊后還應(yīng)進行檢查和修整,,并消除應(yīng)力.
2:填料室的檢修 填料室的檢修包括填料更換和填料函部位檢查修理.選用填料時,,必須考慮使用條件和介質(zhì)情況.一般來說,油侵石棉盤根適用于一定溫度的空氣,,蒸汽,,水和重油產(chǎn)品.石墨石棉盤根可用于高溫高壓條件下,尤以夾有鋼絲的石墨石棉盤根耐壓力更佳.高溫并且溫度經(jīng)常變化的介質(zhì)可用石棉加鉛盤根.強腐蝕介質(zhì)可用侵聚四氟乙烯石棉盤根或聚四氟乙烯編織.
博世力士樂液控單向閥 力士樂液控單向閥 博世bosch 力士樂液壓閥
力士樂液控單向閥SV/SL 力士樂液控閥
SV and SL型號
液壓先導(dǎo)單向閥
規(guī)格6至150
帶或不帶泄油口(只適用于6至10規(guī)格)
可進行預(yù)減壓(只適用于10至32規(guī)格)
底板安裝("P"):
規(guī)格6:安裝面按DIN 24340 A型和ISO 4401,,底板參見RE 45052
規(guī)格10至32:安裝面按DIN 24340 A型和ISO 4401,,底板參見RE45062
螺紋連接("G") (只適用于規(guī)格10至32)
法蘭連接("G") (只適用于52至150規(guī)格)
連接法蘭參見RE 45501
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力士樂液控單向閥SV 博世力士樂液控閥
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