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2020-07-13View Original

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Reply #22020-07-13
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Reply #32020-07-13
石油化工离心泵和s-s离心水泵的区别
Reply #42020-07-13
看标准GB/T 1131717- 1离心泵效率上有单级离心泵和石油化工离心泵,想请教一下这两种泵有哪些区别? 另外请教一下氟塑料衬里泵属于哪一种泵?
Reply #52020-07-13
化工泵输送的很多介质粘度比水粘度又大有小,所以化工泵的规定效率值比较保守,效率会比清水泵低些
Reply #62020-07-13
两种泵结构上有什么区别?
Reply #72020-07-22
衬氟泵只是材质上与金属泵有区别,一般用于输送耐强腐蚀介质,耐温和强度稍差,属于化工泵,比金属泵便宜,输送清水一般不用。

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