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三通(tong)Y型球閥的(de)閥座密(mi)封(feng)(feng)根據(ju)工(gong)(gong)(gong)況不同,可(ke)分別采(cai)用(yong)軟密(mi)封(feng)(feng)材(cai)料等(deng)多種先進工(gong)(gong)(gong)藝,適用(yong)各種苛(ke)刻工(gong)(gong)(gong)況,軟密(mi)封(feng)(feng)適用(yong)250℃以(yi)下工(gong)(gong)(gong)況,。Y型三通(tong)球閥有相互成120°和兩通(tong)孔(kong)成135°,根據(ju)需要(yao)可(ke)實現對介質流向切換兩種工(gong)(gong)(gong)況。