無縫鋼管鈍化處理

對無縫鋼管表層開展酸冼前要做的準備工作有酸洗、鈍化處理前務必要將管材表的焊接焊芯、濺出、毛邊、廢棄物等清除整潔。無縫鋼管表層要用車用汽油或別的溶劑擦洗整潔。如果是大規模的廢棄物則可以用蒸氣或3~5%的氫氧化鈉(NaOH)水溶液清理，隨後用冷水清洗整潔、涼幹。留意所應用冷水CL-濃度值不可超出25mg/L。
　　yaoxiangzaiduiwufenggangguanyongyoujihuaxuewujiankaizhanqinglishiburongyihuihuaidaowufenggangguandetexing
，ninengyunyongdunhuachulidejiagonggongyishiwufenggangguanbiaocengchanshengyizhonggaomidudekongqiyanghuamohuoshiyangdexifucenglaizulanyoujihuaxuewujianhewufenggangguandejinshucailiaojicaifazhanqushidian話xuekaoyanfushidefanying，jinerkeyitishengwufenggangguanbiaocengkangfushidetexing。
　　無縫鋼管表層稍有鐵鏽或別的不幹淨的東西無法洗掉時怎麼辦呢?你ni能neng考kao慮lv到dao運yun用yong酸suan冼xian的de加jia工gong工gong藝yi來lai清qing理li不bu鏽xiu鋼gang板ban厚hou壁bi管guan管guan表biao層ceng的de輕qing度du鐵tie鏽xiu而er不bu容rong易yi毀hui壞huai無wu縫feng鋼gang管guan表biao層ceng的de那na層ceng空kong氣qi氧yang化hua膜mo或huo是shi無wu縫feng鋼gang管guan別bie的de的de基ji材cai，無wu縫feng鋼gang管guan表biao層ceng的de廢fei棄qi物wu也ye會hui消xiao退tui，使shi無wu縫feng鋼gang管guan表biao層ceng做zuo到dao清qing潔jie。