3、正常软隔(ge)(ge)(ge)绝(jue)圈(quan)(quan)(quan)性(xing)能(neng)(neng)(neng)(neng)性(xing)能(neng)(neng)(neng)(neng)不(bu)锈(xiu)钢(gang)蝶阀(fa)均利用(yong)四氟(PTFE)作(zuo)为(wei)一个隔(ge)(ge)(ge)绝(jue)圈(quan)(quan)(quan)性(xing)能(neng)(neng)(neng)(neng)性(xing)能(neng)(neng)(neng)(neng)材质,硬隔(ge)(ge)(ge)绝(jue)圈(quan)(quan)(quan)性(xing)能(neng)(neng)(neng)(neng)性(xing)能(neng)(neng)(neng)(neng)不(bu)锈(xiu)钢(gang)蝶阀(fa)隔(ge)(g??e)(ge)绝(jue)圈(quan)(quan)(quan)性(xing)能(neng)(neng)(neng)(neng)性(xing)能(neng)(neng)(neng)(neng)面为(wei)塑料(liao)堆焊而成。如需对排水(shui)管道不(bu)锈(xiu)钢(gang)蝶阀(fa)实施冲洗,在拆开需要仔细放置故障(zhang)隔(ge)(ge)(ge)绝(jue)圈(quan)(quan)(?quan)性(xing)能(neng)(neng)(neng)(neng)性(xing)能(neng)(neng)(neng)(neng)圈(quan)(quan)(quan)而外泄(xie)。