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对焊法兰材质该如何选择

DUI,HAN,FALAN,CAIZHI,GAI,RUHE,XUANZE,SHENME,SHIDUI,HAN,

  SHENMESHIDUIHANFALAN

  对焊法兰用于压力高于10MPa的管道或设备衔接的法兰。目前,首要包含传统对焊法兰和高压自紧式法兰。传统对焊法兰:是使用密封垫(椭园垫、八角垫、透镜垫等)的塑性变形到达密封作用,衔接于管端,使管子与管子相互衔接的零件,法兰上有孔眼,双头螺栓使两法兰紧连。传统- 般由一对法兰、一个垫片及若千个螺栓螺母组成。密封垫安装在两法兰密封面之间,拧紧螺母后,密封垫表面上的比压到达必定数值后使其发生塑性变形,使衔接处紧密不漏。这种形式可用于易燃易爆、有毒介质及压力较高的场合但密封可靠性差。

  DUIHANFALANCAIZHIGAIRUHEXUANZE

  SHOUYAOYONGYUSHIPINGONGYEHEWAIKESHOUSHUQIJIAN,ZENGJIAYAOYUANSUSHIQIQUDEYIZHONGKANGFUSHIDETEBIEJIEGOU。 YINWEIJIAOZHI304QIJUYOUGENGHAODEKANGLVHUAWUFUSHICAINENGYINCIYEZUO“CHUANYONGGANG"LAIYUNYONG。SS316ZE- BANYONGYUHERANLIAOSHOUHUISHEBEI。18/10JIBUXIUGANG- BANYEFUHEZHEIGEYINGYONGJIBIE。

  WEILEJIEYUEBUXIUGANGZILIAO, XUANYONGHANHUANXINGSHI。CIJIEGOUBIXUZAIHANHUANYUJIESHOUHANTUOHOUZAIJINXINGMIFENGMIANJIAGONG。YIBANYUNYONGGUAZAICAOZUOYALI2.5MPaYIXIA。 GUANGHUAMIANPINGHANFALAN,YINWEIXIANJIEGANGXINGJIAOCHA,MIFENGGONGNENGQIANHAO,SUOYIDUIYOUDUJIYIRANYIBAODEJIEZHIQIMIXINGYAOQIUGAODESHEBEIBUYIXUANYONG。

  CIJIEGOUDEXIANJIEANGZILIAOXUANYONGTANGANGHUOBUXIUGANG,RUOXUANYONGTANGANGSHI,ZEWAIBIAOXUQIUDUNIE,KAGUZILIAOXUANYONGZHULVZL7.XIANJIEPANDEMIFENGCUCAODUWEI20,BINGBUDEYOUXIANZHUDEJINGXIANGAOGOUHEKEHEN。

对焊法兰

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