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高溫工況下閥門材料如何選擇?
發布時間:2021-3-19

gaowengongkuangzhuyaobaokuoyagaowen、gaowenⅰji、gaowenⅱji、gaowenⅲji、gaowenⅳji、gaowenⅴji,xiamianfenbiezuojieshao。   

1、 yagaowen

yagaowenshizhifamendegongzuowenduzai325~425℃quyu。ruguojiezhishishuihezhengqishi,zhuyaoyongwcb、wcc、a105、wc6hewc9。ru guojiezhishihanliuyoupinshi,zhuyaoyongjuyoukangliuhuawufushidec5、cf8、cf3、cf8mhecf3mdeng。tamenduoyongzailianyouchangdechangjianyazhuangzhihe yanchijiaohuazhuangzhishang,cishicf8、cf8m、cf3jicf3mcaizhidefamenbushiyongyukangsuanrongyefushi,ershiyongyuhanliuyoupinjiyouqiguanlushang。 zaicigongkuangzhong,cf8、cf8m、cf3hecf3mdezuigaogongzuowendushangxianwei450℃。

2、 gaowenⅰji

famendegongzuowenduwei425~550℃shiweigaowenⅰji(jianchengpiji)。pijifamendezhuticailiaoweiastma351biaozhunzhongdecf8weijixingde “gaowenⅰjizhongtangeniexitutaiyouzhinairegang”。yinpijishitedingdechenghu,zaizhelibaohanlegaowenbuxiugang(p)degainian。yinci,ruguo gongzuojiezhiweishuihuozhengqishi,suiranyekeyonggaowengangwc6(t≤540℃)huowc9(t≤570℃),zaihanliuyoupinshisuiranyekeyonggaowengangc5 (zg1cr5mo),danzaizhelibunengchengtamenweipiji。

3、 gaowenⅱji

famendegongzuowenduwei550~650℃,dingweigaowenⅱji(jianchengweipⅱji)。pⅱjigaowenfamenzhuyaoyongyulianyouchangdezhongyoucuihualiehuazhuang zhi,tabaohanyongzaisanxuanpenzuidengbuweidegaowenchenlinaimozhafa。pⅱjifamendezhuticailiaoweiastma351biaozhunzhongdecf8weijixingde“gaowen ⅱjizhongtangeniexitutaitanqianghuaxingnairegang”。

4、 gaowenⅲji

famendegongzuowenduwei650~730℃,dingweigaowenⅲji(jianchengweipⅲji)。pⅲjigaowenfamenzhuyaoshiyongzailianyouchangdedaxingzhongyoucuihua liehuazhuangzhishang。pⅲjigaowenfamenzhuticailiaoweiastma351biaozhunzhongdecf8mweijixingde“gaowenⅲjizhongtangeniemuxitutaitanqianghuaxingnaire gang”。 

5、 gaowenⅳji

famendegongzuowenduwei730~816℃,dingweigaowenⅳji(jianchengweipⅳji)。jiangpⅳjifamendegongzuowendushangxiandingwei816℃shiyinweifa menshejixuanyongdebiaozhunasmeb16134yali-wendudengjizhongtigongdezuigaowenduwei816℃(1500υ)。lingwai,gongzuowenduchaoguo816℃yihou, gangjiujiejinjinruleduanzaowenduquyu,cishijinshuchuyusuxingbianxingqujian,jinshudekesuxinghao,nanyichengshougaodegongzuoyalihechongjilierbao chibubianxing。pⅳjifamendezhuticailiaoweiastma351biaozhunzhongdecf8mweijixing“gaowenⅳjizhongtangeniemuxitutaitanqianghuaxingnairegang”。 ck-20jiastma182biaozhunzhongf310(qizhongchanliang≥01050%)jif310hdengnairebuxiugang。

6、 gaowenⅴji

famendegongzuowendu>816℃yishang,jianchengweipⅴji,pⅴjigaowenfamen(zuoqieduanyongfamen,erfeidiaojiexingdiefaleidefamen)bixucai yongteshudeshejishouduan,ruchengerechenlihuotongshuihuoqilengquedeng,fangnengbaozhengfamendezhengchanggongzuo。suoyi,duipⅴjigaowenfamendegongzuowen dushangxianbuzuoguiding,zheshiyinweikongzhifamendegongzuowendubushijinkaocailiao,ershiyongteshudeshejishouduanlaijiejuede,ershejishouduandejiben yuanlishiyiyangde。pⅴjigaowenfamenkegenjuqigongzuojiezhihegongzuoyalijicaiyongdeteshushejifangfadeng,xuanyonghelide、nengmanzugaifamen decailiao。zaipⅴjigaowenfamenzhong,tongchangyandaochabanfahuodiefadechabanhuodiebanchangxuanyongastma297biaozhunzhongdehk-30,hk-40gaowenhejin ,tamennengzai1150℃yixiakangyanghuahehuanyuanxingqitizhongnaishi,danbunengchengshouchongjihegaoyazaihe。