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["Wie verhindert man das die Regulierrvalveen sich festsetzen oder oder oder blockiert werden?"

2020-09-18View Original

Thread Content

"1. Ein: Reinigungsverfahren: Die häufigstensten Fehler: Schssenstahlresten,,,,,,,,,,,,,,,,,,,,,,,,,,,,在管路中的焊渣、铁锈、渣滓等在节流口、导向部位、下下阀盖平衡孔内造成堵塞或卡住,使阀芯曲面、导向面产生拉伤和划痕、密封面上产生压痕等。这种情况经常发生在新投运系统和大修后投运初期。遇此情况,必须卸开进行清洗,除掉渣物,如密封面受到损伤还应研磨;同时将底塞打开开,以冲掉从平衡孔掉入下阀盖内的渣物,并对管路进行冲洗。投运前,让调节阀全开,介质流动一段时间后再纳入正常运行。"

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