江西11选5开奖结果

 

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酸洗钝化无缝钢管方法-酸洗钝化无缝钢管工厂

 
标签:

  酸洗钝化无缝钢管方法-酸洗钝化无缝钢管工

  酸洗钝化无缝钢管及零部件工艺流程:脱脂---水洗---酸洗----水洗---封闭剂一般无缝钢管(碳钢)的酸洗方法有2种,如下:1.硫酸:稀释至20%左右的浓度,加热到6065度,一般洗20-30分钟;2.盐酸:同样稀释至20%左右的浓度,直接室温酸洗,一般洗20-30分钟,酸洗后的钢管要进行防锈处理的,钝化是其中的一种,要看钝化的质量如何,还有封闭剂的选用也很重要的。酸洗后(以去除氧化皮为准),要立即用水冲洗,立即中和处理,防锈的话,还要进行钝化处理。

  XINGNENGTEDIAN:

江西11选5开奖结果  TEDIAN:CAOZUOJIANDAN,SHIYONGFANGBIAN、JINGJISHIYONG,TONGSHITIANJIALEGAOXIAOHUANSHIJI、YIWUJI,FANGZHIJINSHUCHUXIANGUOFUSHIHEQINGCUIXIANXIANG、YIZHISUANWUDECHANSHENG。TEBIESHIYONGYUXIAOXINGFUZAGONGJIAN,BUSHIHETUGAODEQINGKUANG,YOUYUSHICHANGTONGLEICHANPIN。

  YINGYONGFANWEI:

江西11选5开奖结果  DUIBUXIUGANGQUANMIANSUANXIDUNHUA,GELEIYOUWU、XIU、YANGHUAPI、HANBANDENGWUGOU,CHULIHOUBIAOMIANBIANCHENGJUNYUNYINBAISE,DADATIGAOBUXIUGANGKANGFUSHIXINGNENG,SHIYONGYUGEZHONGXINGHAOBUXIUGANGLINGJIAN、BANCAIJIQISHEBEI

  SHENMESHIGANGGUANSUANXIDUNHUA

  DUNHUA,YOUSHIYECHENG“SUANXI”。JINSHUYOUYUJIEZHIDEZUOYONGSHENGCHENGDEFUSHICHANWURUGUOJUYOUZHIMIDEJIEGOU,XINGCHENGLEYICENGBOMO(WANGWANGSHIKANBUJIANDE),JINMIFUGAIZAIJINSHUDEBIAOMIAN,ZEGAIBIANLEJINSHUDEBIAOMIANZHUANGTAI,SHIJINSHUDEDIANJIDIANWEIDADAXIANGZHENGFANGXIANGYUEBIAN,ERCHENGWEINAISHIDEDUNTAI。RUFe→Fe++SHIBIAOZHUNDIANWEIWEI-0.44V,DUNHUAHOUYUEBIANDAO+0.5~1V,ERXIANSHICHUNAIFUSHIDEGUIJINSHUXINGNENG,ZHEICENGBOMOJIUJIAODUNHUAMO。

江西11选5开奖结果  JINSHUDEDUNHUAYEKENENGSHIZIFAGUOCHENG(RUZAIJINSHUDEBIAOMIANSHENGCHENGYICENGNANRONGJIEDEHUAHEWU,JIYANGHUAWUMO)。ZAIGONGYESHANGSHIYONGDUNHUAJI(ZHUYAOSHIYANGHUAJI)DUIJINSHUJINXINGDUNHUACHULI,XINGCHENGYICENGBAOHUMO

  DUNHUADEYUANLI

  QIDUNHUADEJILIKEYONGBOMOLILUNLAIJIESHI,JIRENWEIDUNHUASHIYOUYUJINSHUYUYANGHUAXINGZHIZUOYONG,ZUOYONGSHIZAIJINSHUBIAOMIANSHENGCHENG YIZHONGFEICHANGBODE、ZHIMIDE、FUGAIXINGNENGLIANGHAODE、LAOGUDIXIFUZAIJINSHUBIAOMIANSHANGDEDUNHUAMO。ZHEICENGMOCHENGXIANGCUNZAI,TONGCHANGSHIYANGHUAJINSHUDEHUAHEWU。TAQIZHEBAJINSHUYUFUSHIJIEZHIWANQUANGEKAIDEZUOYONG,FANGZHIJINSHUYUFUSHIJIEZHIJIECHU,CONGERSHIJINSHUJIBENTINGZHIRONGJIEXINGCHENGDUNTAIDADAOFANGFUSHIDEZUOYONG。

  DUNHUADEYOUDIAN

  A)YUCHUANTONGDEWULIFENGBIFAXIANGBI,DUNHUACHULIHOUJUYOUJUEDUIBUZENGJIAGONGJIANHOUDUHEGAIBIANYANSEDETEDIAN、TIGAOLECHANPINDEJINGMIDUHEFUJIAZHI,SHICAOZUOGENGFANGBIAN;

  B)YOUYUDUNHUADEGUOCHENGSHUYUWUFANYINGZHUANGTAIJINXING,DUNHUAJIKEFANFUTIANJIASHIYONG,YINCISHOUMINGGENGZHANG、CHENGBENGENGJINGJI。

江西11选5开奖结果  C)DUNHUACUSHIJINSHUBIAOMIANXINGCHENGDEYANGFENZIJIEGOUDUNHUAMO、MOCENGZHIMI、XINGNENGWENDING,BINGQIEZAIKONGQIZHONGTONGSHIJUYOUZIXINGXIUFUZUOYONG,YINCIYUCHUANTONGDETUFANGXIUYOUDEFANGFAXIANGBI,DUNHUAXINGCHENGDEDUNHUAMOGENGWENDING、GENGJUNAISHIXING