詳細介紹 J44F46襯氟角式截止閥 產(chǎn)品詳情 截止閥是指關(guān)閉(閥瓣)由閥桿帶動并沿閥座中心軸線做升降運動的閥門,在管路上主要用來接通或截斷管路中的介質(zhì),但不能做節(jié)流用。基本結(jié)構(gòu)1、塑料襯里J41型直通式襯氟角式截止閥、J45型直溜式襯氟角式截止閥、J44型角式截止閥、具有結(jié)構(gòu)緊湊、啟閉靈活、耐腐蝕性能強,行程短(一般為公稱通經(jīng)1/4)等優(yōu)點。被廣泛應用在石油、化工等管路系統(tǒng)中做截斷介質(zhì)用,但塑料襯里的截止閥嚴禁用做流量調(diào)節(jié),以免節(jié)流口處產(chǎn)生的高速介質(zhì)流沖蝕破壞密封面。2、閥瓣與閥桿設計為一體結(jié)構(gòu),用以防止由于管路壓力波動造成內(nèi)件沖出閥體的可能性,結(jié)構(gòu)緊湊,使用安全。襯氟角式截止閥設計規(guī)范遵循GB/T 12233,GB/T12235,ANSI B 16.34標準驅(qū)動方式手動襯氟角式截止閥、蝸輪轉(zhuǎn)動襯氟角式截止閥、氣動(常開或常閉)襯氟角式截止閥、電動襯氟角式截止閥 襯氟角式截止閥主要零部件材料表序號零件名稱灰鑄鐵鑄鋼不銹耐酸鑄鋼超低碳不銹耐酸鑄鋼ZCPRPLRL1閥體/閥蓋HT250WCBCF8CF8MCF3CF3M2球體/閥桿252Cr131Cr18Ni91Cr18Ni12Mo2Ti00Cr18Ni1000Cr17Ni14Mo23襯里/閥座PCTEF(F3),FEP(F46),PFA(可溶F4),PP,PO4填料壓蓋WCBCF8CF8MCF3CF3M5填料PTFE(F4)PTFE(F4)PTFE(F4)6活節(jié)螺栓351Cr17Ni21Cr17Ni27閥桿螺母ZCuAl10Fe3ZCuAl10Fe3ZCuAl10Fe38緊固螺栓351Cr17Ni21Cr18Ni9Ti9螺母450Cr18Ni90Cr18Ni910手柄WCBWCBWCB 襯氟角式截止閥主要外形和連接尺寸公稱通經(jīng)LDD1D2fbZ-φdDN(mm)NPS(inch)PN1.0MPa151/2909565452144-φ14203/49510575552164-φ1425110011585652164-φ143211/4105135100782184-φ184011/2115145110853184-φ185021251601251003204-φ186521/21451801451203204-φ188031551951601353224-φ1810041752151801553228-φ1812552002452101853248-φ1815062252802402103248-φ2320082753352952653268-φ232501032539035032032812-φ233001237544040036842812-φ23PN1.6MPa151/2909565452144-φ14203/49510575552164-φ1425110011585652164-φ143211/4105135100782184-φ184011/2115145110853184-φ185021251601251003204-φ186521/21451801451203204-φ188031551951601353228-φ1810041752151801553248-φ1812552002452101853268-φ1815062252802402103288-φ2320082753352952653308-φ23PN2.5MPa151/2909565452164-φ14203/49510575552164-φ1425110011585652164-φ143211/4105135100782184-φ184011/2115145110853184-φ185021251601251003204-φ18