QIDONGCHOUQIZHIHUIFA
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H664H气动抽汽止回阀用于电厂或热电厂抽气系统,或其它系统的和水等非腐蚀性介质管道上,防止汽轮机级负荷时汽轮机内的压力突然降低,抽汽管和各加热器内蒸汽倒流进入汽轮机内造成汽轮对片打碎,毁坏汽轮发电机的恶性事故,并防止加热器系统管道泄漏使水从抽汽紧密的关闭,确保在给水加热器出现水位超高时,气动装置部件接到液体逆流信号后,将汽轮机迅速隔开,给汽轮机或抽气系统以保护。
QIYUANLAIZIYASUOKONGQI(QIYUANYALI0.4~0.6Mpa),JINGGUOQIUFAJINRUERWEISANTONGDIANCIFA,ZUIHOUJINGGUOKUAIPAIFAJINRUQIGANGJINQIKOU,ZHIHUIFADAKAI。SHOUDONGHUANXIANGFAWEIYUNXINGZHONGSHIYANZHIHUIFALINGHUOXINGYONG。
ZHIHUIFAGUANBISHI,DIANCIFADUANDIANERGUANBI,QIEDUANQIYUAN,KUAIPAIFAQIDONG,PAICHUQIGANGXIAQIANGKONGQI,ZHIHUIFAKUAISUGUANBI。
DIANCIFA、KONGQICHULIYUANJIANDENGKONGZHIBUJIAN,ANQILUNJICHANGYAOQIUCAIYONGMEIGUOASCOJINKOUCHANPIN,YEKEANYONGHUYAOQIUPEIBEIQITAGUONEIWAICHANGJIAYOUZHICHANPIN,YIQUEBAOYOULIANGDEXINGNENGHEGAOKEKAOXING。
H664HQIDONGCHOUQIZHIHUIFAJIEGOUTEDIAN:
1、MIFENGMIANDUIHANCr13XIBUXIUGANGHUOGUJIYINGZHIHEJIN,YOULIANGHAODENAIMOXING,MIFENGXINGNENGWENDINGKEKAO。
2、DANGJIEZHIZHENGXIANGLIUDONGSHI,QIGANGXIAQIANGJINQI,YUZHONGCHUIGONGTONGZUOYONG,HEFABANPINGHENGDICHUZAIQUANKAIWEIZHI。DANGJIEZHIFANXIANGLIUDONGSHI,QIGANGHUOSAIXIAQIANGXUNSUXIEYA,FABANZAI0.5MIAONEIKUAISUGUANBI。
3、ZHONGCHUITONGGUOJIAZHANGGANHEBOCHAZUOYONGYUXIAOZHOU,YONGYIPINGHENGHEYAOGANDEZHONGLIJU,FANGZHISHUICHUIXIANXIANGDEFASHENG。DANGJIEZHIZHENGXIANGLIUDONGSHI,YOUZHUYUDAKAIFAMEN,BINGZAIYUNXINGZHONGBAOCHIFAMENDEPINGWENHEJIANSHAOZHENDONG。
H664HQIDONGCHOUQIZHIHUIFAXINGNENGGUIFAN:
产品型号 | 压力等级 | 强度试验压力 | 密封试验压力 | 适用介质温度 | 气缸气源压力 |
H664Y-150Lb | 150Lb | 3.0Mpa | 2.2Mpa | ≤425℃ | 0.6Mpa |
H664Y-150LbC6 | 150Lb | 3.0Mpa | 2.2Mpa | ≤510℃ | 0.6Mpa |
H664Y-300Lb | 300Lb | 7.5Mpa | 5.5Mpa | ≤425℃ | 0.6Mpa |
H664Y-600Lb | 600Lb | 15.0Mpa | 10.0Mpa | ≤425℃ | 0.6Mpa |
H664Y-900LbC6 | 900Lb | 24.0Mpa | 18Mpa | ≤510℃ | 0.6Mpa |
H664H-20 | 2.0Mpa | 3.0Mpa | 2.2Mpa | ≤425℃ | 0.6Mpa |
H664H-50 | 5.0Mpa | 7.5Mpa | 5.5Mpa | ≤425℃ | 0.6Mpa |
H664H-100 | 10.0Mpa | 15.0Mpa | 11.0Mpa | ≤425℃ | 0.6Mpa |
产品型号 | 压力等级 | 强度难度压力 | 密封试验压力 | 适用介质温度 | 气缸气源压力 |
H664Y-64C6 | 6.4Mpa | 9.6Mpa | 7.1Mpa | ≤510℃ | 0.6Mpa |
H664Y-100C6 | 10.0Mpa | 15.0Mpa | 11.0Mpa | ≤510℃ | 0.6Mpa |
H744H-20 | 2.0Mpa | 3.0Mpa | 2.2Mpa | ≤425℃ | 0.6Mpa(液压) |
H744H-40 | 4.0Mpa | 6.0Mpa | 4.4Mpa | ≤425℃ | 0.6Mpa |
H744H-64 | 6.4Mpa | 9.6Mpa | 7.1Mpa | ≤425℃ | 0.6Mpa |
ZHUYAOLINGJIANCAILIAO:
零件名称 | 阀体 阀瓣 摇杆 | 阀杆 | 阀盖 | 螺柱 | 螺母 | 缸体 | 弹簧 |
材 质 | WCB | 2Cr13 | WCB | 35 | 45 | 25 | 60si2Mn |
WC6 | CrMoV | WC6 | CrMov | CrMov | 25 | 60si2Mn |