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不锈钢热换管的相容性问题及解决方案?

作者:恒源钢业 时间:2019-11-30 17:47

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一、换热管的相容性问题及对策

GUANQIAOCAILIAOYUGONGZHIDEHUAXUEXIANGRONGXINGWENTI,RUGANG—SHUIREGUANZHONGCUNZAIZHEHUAXUEFANYINGHEDIANHUAXUEFANYING, ZHEISHIYIZHONGBUKEBIMIANDEJINSHUFUSHIGUOCHENG, ZHINENGYIZHIHUOYANHUANERBUKENENGXIAOCHU, MUQIANCAIQUDEZHUYAODUICERUXIA。

1.碳钢管材的高温蒸汽表面钝化

CAIYONGGAIBANFADEMUDESHISHIGUANBIJINGHUAQIESHENGCHENGZHIMIDELANSEFe3O4 DUNHUACENG, ZHEISHIYIZHONGWENDINGXINGJIHAODEBAOHUMO。JUTIZUOFASHIJIANGJINGHUAHOUDETANGANGGUANJIAREZHI 500~600℃HOU, CHONGYISHUIZHENGQISHIBIAOMIANDUNHUA, CISHITANGANGGUANNEIBIAOMIANHUISHENGCHENGZHIMIERJUNYUNDEFe3O4YANGHUACENG。

2. 碳钢管材的化学液钝化

福彩网app下载 GAIFANGFACAIYONGYANGHUAXINGHUAXUESHIJISHIGUANBISHENGCHENGFe3O4 DUNHUACENG。MUQIANDUNHUAYEPEIFANGZHUYAOCAIYONGZHONGGESUANJIA。JUTIZUOFASHIJIANGSUANXIJINGHUAHOUDETANGANGGUANFANGRUDUNHUACAONEI, ZAIYIDINGWENDUXIAJINPAOYIDINGDESHIJIAN, RANGGUANBINEISHENGCHENGYICENGZHIMIDE Fe3O4YANGHUAMO。

3. 工质内添加缓蚀剂

ZAIGONGZHIZHONGTIANJIAHUANSHIJISHIWEILESHIGUANBIBIAOMIANCHANSHENGGENGWEIJUNYUNYUZHIMIDEFe3O4 DUNHUACENG。HUANSHIJIYIBANYUHUAXUEDUNHUALIANHESHIYONG, HUANSHIJIKEYIDUIPOHUAIDEJUBUDUNHUAMOQIDAOXIUBUDEZUOYONG。HUANSHIJIPINZHONGHENDUO, YIBANCAIYONGYANGJIXINGHUANSHIJI, QIGUANBIHUANSHIXIAOGUOJIAOHAO,JUTIZUOFASHIZAIGONGZHINEITIANJIA 1%~3%DEZHONGGESUANJIA。

4. 排放法和渗透法

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5. 氧化除氢法

GENJUHUAXUELILUN,BIAOZHUNDIANJIDIANWEIWEIZHENGZHIYUANSUDEYANGHUAWUDOUKEBEIQINGHAIYUANCHULAI。CHANGJIANDETONG、NIE、XIN、GUDENGYUANSUDEYANGHUAWUDOUNENGYUQINGJINXINGYANGHUAHAIYUANFANYING, ZHISHIFANYINGDEWENDUHESUDUBUTONG。20 SHIJI90 NIANDAICHUYANGHUACHUQINGJISHUJIUKAISHILETUIGUANGYINGYONG,FANYINGWENDUYIBANZAI 150℃YISHANG, GONGYEYINGYONGSHOUDAOYIDINGXIANZHI。

MUQIAN, YIZHONGXINXINGGAOXIAOFUHEPEIFANGDEYANGHUACHUQINGJISHUYIYANZHICHENGGONGBINGJINXINGLEGONGYEYINGYONG,ZAICHANGWENXIAJIUKEKUAISUJINXINGCHUQINGFANYING。ZHEIYIJISHUDETUIGUANGYINGYONG, JIANGJIDATIGAOREGUANDESHIYONGSHOUMING。YOUYUHUAXUEDUNHUAMOBUWENDING,PAIFANGFAHESHENTOUFABUYICAOZUO, GAOWENZHENGQIDUNHUASUOXUCHANGDI、SHEBEITOUZIJIAODA, YINCI, JIAOHAODEREGUANYANSHOUFANGFAYINGWEIHUAXUEDUNHUA、HUANSHIJIJIYANGHUACHUQINGJISHUDEPEIHESHIYONG。

二、如何挑选不锈钢换热管

福彩网app下载 1、YAOXUANZEGUIGEHEBIHOU,CHANPINBUTONGYAODEGUIGEBUTONG,ZAIHOUDUYIBANGUIGEDADEYAOHOUDIANXIAOGUANYAOBODIAN,GENJUCHENGYALI、KANGBIANXINGLIDUDUIHOUDUDEYAOQIUBUTONGLAIZUOXUANZE。

福彩网app下载 2、XUANGOUBUXIUGANGGUANYAOMINGQUEYONGTUHESHIYONGHUANJING,RUSHIZUOZHANJUDE,TAMENWAIBIAOYAOGUANGLIANG,HAIYAOJIAGONG,ZUIHAOXUANZEDAOJUGUAN。RUSHISHINEIGANZAODEDIFANG,XUANGOU201CAIZHIJIUHAOLE,CHENGBENHUIJIANGDIHENDUO,ZAIYANHAIDIQU、CHUFANGHEYUSHICHAOSHIDEDIFANGZUIHAOYONG304CAIZHIDE。

福彩网app下载 3、XUANZEBUXIUGANGGUANGONGYINGSHANGHUOMAIJIA,GONGSIYAOZHENGGUI,ZUIHAOZAIDANGDIYOUMINGQI,JINGYINGSHIJIANYAOJIU。RUYIXIELINSHIDAOMAIDE,CHANGCHANGHUIYICICHONGHAO。