99国产精品久久99久久久_脔到她哭蛇双根宫交H_别揉我奶头~嗯~啊~动漫网站_朝鲜女人大白屁股ASS孕交

深圳億富興線管橋架廠生產供應JDG/KGB管、鍍鋅線管、電纜橋架、金屬線槽及線管/橋架配件等,為客戶提供優質產品與服務!
<> 在線客服
客服熱線
13926437776
客服QQ
點擊這里給我發消息
新聞中心
當前位置:首頁 > 行業知識 > 鍍鋅線管知識 >

鍍鋅管的使用注意事項

編(bian)輯:深圳億(yi)富興 發表(biao)時間(jian):2020-10-26 10:18:57

  鍍鋅管分為冷鍍鋅管和熱鍍鋅管。 初鍍鋅鋼管作為水管使用,鍍鋅鋼管的表面為熱浸鍍鋅或電鍍鋅的焊接鋼管。 鍍鋅可以提高鋼管的耐腐蝕性,并延長其使用壽命。

鍍鋅線管

  鍍鋅管的使用(yong)注(zhu)意事項:

  1、材料準備:鍍鋅鋼管(guan)(或電線(xian)管(guan))壁(bi)厚均(jun)(jun)勻(yun),焊縫均(jun)(jun)勻(yun),無劈(pi)裂、砂眼(yan)、棱刺和凹扁現象(xiang)。除鍍鋅管(guan)外其它管(guan)材需預先除銹刷防腐(fu)漆(埋入現澆混凝土時,可不刷防腐(fu)漆,但應除銹)鍍鋅管(guan)或刷過防腐(fu)漆的鋼管(guan)外表層完整,無剝落現象(xiang),應具有產品材質單和合(he)格證;

  2、切割(ge)(ge)加工:鋼(gang)(gang)管(guan)(guan)(guan)(guan)切割(ge)(ge)常用鋼(gang)(gang)鋸、割(ge)(ge)管(guan)(guan)(guan)(guan)器、無齒鋸、砂輪切割(ge)(ge)機(ji)進行切管(guan)(guan)(guan)(guan),將需要切斷的管(guan)(guan)(guan)(guan)子長度量準確,放在鉗口(kou)(kou)內(nei)卡牢固,斷口(kou)(kou)處(chu)平齊不歪(wai)斜,管(guan)(guan)(guan)(guan)口(kou)(kou)刮銑光(guang)(guang)滑,刺(ci)(ci),管(guan)(guan)(guan)(guan)內(nei)鐵屑除凈將管(guan)(guan)(guan)(guan)子用臺虎鉗或龍門壓架(jia)鉗緊牢固,再把絞板套(tao)在管(guan)(guan)(guan)(guan)端,均勻(yun)用力不得(de)過(guo)猛(meng),隨套(tao)隨澆冷卻液,絲扣不亂(luan)不過(guo)長,消除渣屑,絲扣干凈清晰(xi)管(guan)(guan)(guan)(guan)徑20mm及其以下時(shi),應(ying)分(fen)二板套(tao)成(cheng)(cheng);管(guan)(guan)(guan)(guan)徑在25mm及其以上時(shi),應(ying)分(fen)三板套(tao)成(cheng)(cheng)。管(guan)(guan)(guan)(guan)子切斷后,管(guan)(guan)(guan)(guan)口(kou)(kou)應(ying)磨(mo)光(guang)(guang),打(da)掉毛(mao)刺(ci)(ci)飛邊;

  3、鍍鋅(xin)管(guan)(guan)安裝:鍍鋅(xin)鋼管(guan)(guan)Ф≤50采(cai)(cai)用絲接,Ф>50采(cai)(cai)用法蘭盤連(lian)接。施(shi)工前檢驗管(guan)(guan)材及(ji)管(guan)(guan)件(jian)是否符(fu)合(he)設計要求和(he)現行標準的規定(ding),并具有出廠合(he)格(ge)證,材質等級與設計所采(cai)(cai)用的管(guan)(guan)子應一(yi)致(zhi),管(guan)(guan)道表面應無裂紋(wen)、縮孔(kong)、夾渣、折疊、重皮等缺陷,管(guan)(guan)道及(ji)管(guan)(guan)件(jian)尺寸(cun)偏差應符(fu)合(he)現行標準要求;

  4、管(guan)(guan)(guan)(guan)路(lu)敷(fu)(fu)設與連(lian)接(jie):管(guan)(guan)(guan)(guan)路(lu)敷(fu)(fu)設:水平或垂直(zhi)敷(fu)(fu)設明配管(guan)(guan)(guan)(guan)允許偏差值,管(guan)(guan)(guan)(guan)路(lu)在(zai)(zai)2m以(yi)內時(shi),偏差為3mm,全長不應超過管(guan)(guan)(guan)(guan)子內徑的1/2a檢查管(guan)(guan)(guan)(guan)路(lu)是(shi)否(fou)暢通,內側有刺,鍍鋅層或防銹(xiu)漆(qi)是(shi)否(fou)完(wan)整無損,管(guan)(guan)(guan)(guan)子不順直(zhi)者應調直(zhi)b敷(fu)(fu)管(guan)(guan)(guan)(guan)時(shi),先將管(guan)(guan)(guan)(guan)卡(ka)一(yi)端(duan)的螺絲擰(ning)進一(yi)半(ban),然后將管(guan)(guan)(guan)(guan)敷(fu)(fu)設在(zai)(zai)管(guan)(guan)(guan)(guan)卡(ka)內,逐個擰(ning)牢使用(yong)鐵支架時(shi),可將鋼(gang)管(guan)(guan)(guan)(guan)固定在(zai)(zai)支架上,不許將鋼(gang)管(guan)(guan)(guan)(guan)焊接(jie)在(zai)(zai)其(qi)它管(guan)(guan)(guan)(guan)道上。

  深圳市億(yi)富興線管橋架實(shi)業(ye)有限公司專注鍍(du)鋅線管/鍍(du)鋅金屬(shu)線管/JDG管/KBG管的生產廠家,主營產品有:鍍(du)鋅信管,JDG管,KBG管,熱鍍(du)鋅線管,穿線管等,規格齊全,備貨充(chong)足。