H44F46旋启式衬氟止回阀 
                                
旋启式衬氟止回阀概述 
旋启式衬氟止回阀是一种依靠介质本身的流动而自动启闭阀瓣用来阻止介质逆向流动的自动阀门。 
本厂衬里止回阀基本类型有三种:H41F46型法兰连接升降式止回阀和HG42型升降立式止回阀、H44F46旋启式止回阀。 
 
    
        
            | 序号 | 
            零件名称 | 
            灰铸铁 | 
            铸钢 | 
            不锈耐酸铸钢 | 
            超低碳不锈耐酸铸钢 | 
         
        
            | Z | 
            C | 
            P | 
            R | 
            PL | 
            RL | 
         
        
            | 1 | 
            阀体/阀盖 | 
            HT250 | 
            WCB | 
            CF8 | 
            CF8M | 
            CF3 | 
            CF3M | 
         
        
            | 2 | 
            阀瓣/阀杆 | 
            35 | 
            1Cr13 | 
            1Cr18Ni9 | 
            1Cr18Ni12Mo2Ti | 
            00Cr18Ni10 | 
            00Cr17Ni14Mo2 | 
         
        
            | 3 | 
            衬里/阀座 | 
            PCTEF(F3),FEP(F46),PFA(可溶F4),PP,PO | 
         
        
            | 4 | 
            紧固螺栓 | 
            WCB | 
            1Cr17Ni2 | 
            1Cr18Ni9Ti | 
         
        
            | 5 | 
            螺母 | 
            PTFE(F4) | 
            CF8 | 
            CF8 | 
         
    
 
    
        
            | 
                                           
            旋启式衬氟止回阀主要外形和连接尺寸 
             | 
         
    
 
    
        
            | 公称通经 | 
            L | 
            D | 
            D1 | 
            D2 | 
            f | 
            b | 
            Z-φd | 
            D | 
            D1 | 
            D2 | 
            f | 
            b | 
            Z-φd | 
         
        
            | DN(mm) | 
            NPS(inch) | 
            PN1.0MPa | 
            PN1.6MPa | 
         
        
            | 15 | 
            1/2 | 
            130 | 
            95 | 
            65 | 
            45 | 
            2 | 
            14 | 
            4-φ14 | 
            130 | 
            95 | 
            65 | 
            2 | 
            14 | 
            4-φ14 | 
         
        
            | 20 | 
            3/4 | 
            150 | 
            105 | 
            75 | 
            55 | 
            2 | 
            16 | 
            4-φ14 | 
            150 | 
            105 | 
            75 | 
            2 | 
            16 | 
            4-φ14 | 
         
        
            | 25 | 
            1 | 
            160 | 
            115 | 
            85 | 
            65 | 
            2 | 
            16 | 
            4-φ14 | 
            160 | 
            115 | 
            85 | 
            2 | 
            16 | 
            4-φ14 | 
         
        
            | 32 | 
            5/4 | 
            180 | 
            135 | 
            100 | 
            78 | 
            2 | 
            18 | 
            4-φ18 | 
            180 | 
            135 | 
            100 | 
            2 | 
            18 | 
            4-φ18 | 
         
        
            | 40 | 
            3/2 | 
            200 | 
            145 | 
            110 | 
            85 | 
            3 | 
            18 | 
            4-φ18 | 
            200 | 
            145 | 
            110 | 
            3 | 
            18 | 
            4-φ18 | 
         
        
            | 50 | 
            2 | 
            230 | 
            160 | 
            125 | 
            100 | 
            3 | 
            20 | 
            4-φ18 | 
            230 | 
            160 | 
            125 | 
            3 | 
            20 | 
            4-φ18 | 
         
        
            | 65 | 
            5/2 | 
            290 | 
            180 | 
            145 | 
            120 | 
            3 | 
            20 | 
            4-φ18 | 
            290 | 
            180 | 
            145 | 
            3 | 
            20 | 
            4-φ18 | 
         
        
            | 80 | 
            3 | 
            310 | 
            195 | 
            160 | 
            135 | 
            3 | 
            22 | 
            4-φ18 | 
            310 | 
            195 | 
            160 | 
            3 | 
            22 | 
            4-φ18 | 
         
        
            | 100 | 
            4 | 
            350 | 
            215 | 
            180 | 
            155 | 
            3 | 
            22 | 
            8-φ18 | 
            350 | 
            215 | 
            180 | 
            3 | 
            24 | 
            8-φ18 | 
         
        
            | 125 | 
            5 | 
            400 | 
            245 | 
            210 | 
            185 | 
            3 | 
            24 | 
            8-φ18 | 
            400 | 
            245 | 
            210 | 
            3 | 
            26 | 
            8-φ18 | 
         
        
            | 150 | 
            6 | 
            480 | 
            280 | 
            240 | 
            210 | 
            3 | 
            24 | 
            8-φ23 | 
            480 | 
            280 | 
            240 | 
            3 | 
            28 | 
            8-φ23 | 
         
        
            | 200 | 
            8 | 
            600 | 
            335 | 
            295 | 
            265 | 
            3 | 
            26 | 
            8-φ23 | 
            495 | 
            335 | 
            295 | 
            3 | 
            30 | 
            12-φ23 | 
         
        
            | 250 | 
            10 | 
            622 | 
            390 | 
            350 | 
            320 | 
            3 | 
            28 | 
            12-φ23 | 
            622 | 
            405 | 
            355 | 
            3 | 
            32 | 
            12-φ25 | 
         
        
            | 300 | 
            12 | 
            698 | 
            440 | 
            400 | 
            368 | 
            4 | 
            28 | 
            12-φ23 | 
            698 | 
            460 | 
            410 | 
            4 | 
            34 | 
            12-φ25 | 
         
        
            | 350 | 
            14 | 
            787 | 
            500 | 
            460 | 
            428 | 
            4 | 
            30 | 
            16-φ23 | 
            787 | 
            520 | 
            470 | 
            4 | 
            38 | 
            16-φ25 | 
         
        
            | 400 | 
            16 | 
            914 | 
            565 | 
            515 | 
            482 | 
            4 | 
            32 | 
            16-φ25 | 
            914 | 
            580 | 
            525 | 
            4 | 
            40 | 
            16-φ30 | 
         
        
            | 450 | 
            18 | 
            978 | 
            615 | 
            565 | 
            532 | 
            4 | 
            32 | 
            20-φ25 | 
              | 
              | 
              | 
              | 
              | 
              | 
         
        
            | 500 | 
            20 | 
            978 | 
            670 | 
            620 | 
            585 | 
            4 | 
            34 | 
            20-φ25 | 
              | 
              | 
              | 
              | 
              | 
         
    
 
尼威止回阀相关产品: 
 
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