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安沃馳氣動(dòng)閥

 
 
單價(jià) 188.00 / 個(gè)對(duì)比
銷量 暫無(wú)
發(fā)貨 福建廈門市預(yù)售,付款后7天內(nèi)
庫(kù)存 100個(gè)起訂1個(gè)
品牌 安沃馳
過(guò)期 長(zhǎng)期有效
更新 2021-03-05 13:49
 

廈門沐晟宏自動(dòng)化設(shè)備有限公司

企業(yè)會(huì)員第5年
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保證金未繳納
詳細(xì)說(shuō)明

安沃馳二位三通換向閥5772560220

安全閥在系統(tǒng)中起安全保護(hù)作用。當(dāng)系統(tǒng)壓力超過(guò)規(guī)定值時(shí),安全閥打開,將系統(tǒng)中的一部分氣體/流體排入大氣/管道外,使系統(tǒng)壓力不超過(guò)允許值,從而保證系統(tǒng)不因壓力過(guò)高而發(fā)生事故。

安全閥結(jié)構(gòu)主要有兩大類:彈簧式和杠桿式。彈簧式是指閥瓣與閥座的密封靠彈簧的作用力。杠桿式是靠杠桿和重錘的作用力。隨著大容量的需要,又有一種脈沖式安全閥,也稱為先導(dǎo)式安全閥,由主安全閥和輔助閥組成。當(dāng)管道內(nèi)介質(zhì)壓力超過(guò)規(guī)定壓力值時(shí),輔助閥先開啟,介質(zhì)沿著導(dǎo)管進(jìn)入主安全閥,并將主安全閥打開,使增高的介質(zhì)壓力降低。


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