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doutijinaishixingdebiaozhunshirenweiquedingde,jiyaochengrenta,shiyongta,youbunengshoutadeyueshu,yaogenjujutishiyongyaoqiulaiquedingshifounaishidejutibiaozhun。muqianduibuxiugangdenaishixingduocaiyong10 級標準,選擇哪一級做為耐腐蝕的要求,要考慮鬥提機作為垂直輸送設備,部件的特點 ( 薄厚,大小 ) 。使用壽命長短,產品質量 ( 如雜質,顏色,純度 ) 等的要求,一般說來,對使用過程中要求光潔鏡麵或尺寸精密的設備儀表和部件,可選擇 1~3 級標準;對要求密切配合,長期不漏或要求使用限長的設備,部件選 2~5 級,對要求不高檢修方便或要求壽命不很長的設備,部件則可選用 4~7 級,除特殊例外,不鏽鋼在使用條件下年腐蝕率超過 1mm 者一般多不選用,需要指出,
耐蝕性是相對的,有條件的,常說的不鏽鋼的不鏽性,耐蝕性是指相對於生鏽和不耐蝕而言,是指在一定條件下 ( 介質,濃度,溫度,雜質,壓力,流速等一定時 ) 。jiezhimuqianweizhi,haimeiyouzairenhefushihuanjingzhongjunjuyoubuxiuxing,naishixingdebuxiugang,yincidoutijixuancairenyuanxinxuzhenduijutishiyongtiaojianjiayixuanze,buxiugangpaihaoxuandinghou,shiyongbumenhaiyaozhenduisuoxuanyongdebuxiugangdetexingzhengqueshiyong,jihelixuancaijiazhengqueshiyongcainengdadaojuyoubuxiuxinghuonaifushidemude。
選xuan擇ze不bu鏽xiu鋼gang既ji要yao考kao慮lv其qi耐nai一yi般ban腐fu蝕shi的de性xing能neng,又you要yao考kao慮lv其qi耐nai局ju部bu腐fu蝕shi的de性xing能neng,在zai一yi些xie水shui介jie質zhi和he化hua工gong介jie質zhi中zhong,後hou者zhe更geng需xu予yu以yi注zhu意yi,這zhe是shi因yin為wei,鬥dou提ti機ji選xuan材cai人ren員yuan一yi般ban多duo重zhong視shi不bu鏽xiu鋼gang的de耐nai一yi般ban腐fu蝕shi性xing能neng,而er在zai使shi用yong條tiao件jian下xia,它ta們men對dui局ju部bu腐fu蝕shi,例li如ru對dui應ying力li腐fu蝕shi孔kong蝕shi等deng的de敏min感gan性xing如ru何he則ze考kao慮lv較jiao少shao;不bu鏽xiu鋼gang的de局ju部bu腐fu蝕shi多duo在zai耐nai一yi般ban腐fu蝕shi性xing能neng很hen好hao的de腐fu蝕shi環huan境jing中zhong發fa生sheng,局ju部bu腐fu蝕shi常chang常chang導dao致zhi不bu鏽xiu鋼gang設she備bei,部bu件jian的de突tu然ran破po壞huai,其qi危wei害hai性xing遠yuan遠yuan大da於yu一yi般ban腐fu蝕shi。
在zai應ying用yong各ge種zhong手shou冊ce中zhong有you關guan不bu鏽xiu鋼gang的de耐nai蝕shi性xing數shu據ju時shi,要yao注zhu意yi其qi中zhong很hen多duo數shu據ju隻zhi是shi一yi些xie實shi驗yan內nei的de試shi驗yan結jie果guo,與yu實shi際ji介jie質zhi環huan境jing常chang常chang有you較jiao大da的de出chu入ru,為wei了le獲huo得de更geng加jia接jie近jin實shi際ji使shi用yong條tiao件jian的de耐nai蝕shi性xing數shu據ju,一yi般ban應ying在zai實shi驗yan室shi內nei進jin行xing了le實shi際ji介jie質zhi的de腐fu蝕shi試shi驗yan或huo現xian場chang條tiao件jian下xia的de掛gua片pian試shi驗yan必bi要yao時shi還hai要yao進jin行xing模mo擬ni裝zhuang置zhi的de試shi驗yan。
在zai一yi些xie使shi用yong條tiao件jian下xia,還hai會hui遇yu到dao這zhe種zhong情qing況kuang,當dang工gong作zuo介jie質zhi中zhong或huo所suo生sheng產chan的de工gong業ye產chan品pin中zhong,即ji使shi含han有you微wei量liang的de某mou種zhong或huo某mou此ci不bu鏽xiu鋼gang中zhong的de金jin屬shu離li子zi時shi,便bian會hui影ying響xiang化hua工gong工gong藝yi過guo程cheng和he工gong業ye產chan品pin的de質zhi量liang ( 包括光澤,顏色,純度等 ) 。這種情況在燃料、製zhi藥yao和he顏yan料liao等deng工gong業ye中zhong為wei常chang見jian,此ci時shi常chang常chang選xuan用yong不bu含han某mou種zhong元yuan素su的de不bu鏽xiu鋼gang或huo適shi當dang提ti高gao所suo選xuan用yong不bu鏽xiu鋼gang耐nai蝕shi性xing檔dang次ci,以yi便bian使shi金jin屬shu離li子zi降jiang低di到dao允yun許xu的de限xian度du。了le解jie鬥dou提ti機ji的de輸shu送song的de物wu料liao,對dui不bu鏽xiu鋼gang材cai質zhi的de選xuan用yong也ye有you現xian實shi的de意yi義yi。
我wo公gong司si擁yong有you先xian進jin的de設she備bei及ji技ji術shu,嚴yan格ge的de管guan理li製zhi度du,生sheng產chan的de鬥dou提ti機ji品pin質zhi高gao,質zhi量liang可ke靠kao,價jia格ge實shi惠hui,鬥dou提ti機ji儲chu量liang豐feng富fu,廠chang家jia常chang年nian穩wen定ding供gong應ying,有you需xu要yao的de客ke戶hu,請qing及ji時shi谘zi詢xun,我wo公gong司si是shi值zhi得de信xin賴lai的de廠chang家jia,您nin值zhi得de擁yong有you。
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