熱搜關鍵詞: 鋼套鋼保溫管 聚氨酯發泡直埋保溫鋼管 鋼套鋼蒸汽三通
疏浚鋼管
我(wo)廠專業生(sheng)產Q235B疏(shu)浚(jun)螺(luo)旋(xuan)(xuan)(xuan)鋼(gang)管(guan)(guan)(guan)(guan),排泥(ni)管(guan)(guan)(guan)(guan)道用(yong)疏(shu)浚(jun)螺(luo)旋(xuan)(xuan)(xuan)管(guan)(guan)(guan)(guan),兩端帶法(fa)蘭疏(shu)浚(jun)用(yong)螺(luo)旋(xuan)(xuan)(xuan)鋼(gang)管(guan)(guan)(guan)(guan),我(wo)廠專業生(sheng)產大(da)口(kou)徑疏(shu)浚(jun)螺(luo)旋(xuan)(xuan)(xuan)鋼(gang)管(guan)(guan)(guan)(guan),排泥(ni)專用(yong)螺(luo)旋(xuan)(xuan)(xuan)鋼(gang)管(guan)(guan)(guan)(guan),排泥(ni)管(guan)(guan)(guan)(guan)道專用(yong)螺(luo)旋(xuan)(xuan)(xuan)鋼(gang)管(guan)(guan)(guan)(guan),排泥(ni)沙用(yong)疏(shu)浚(jun)螺(luo)旋(xuan)(xuan)(xuan)鋼(gang)管(guan)(guan)(guan)(guan),疏(shu)浚(jun)鋼(gang)管(guan)(guan)(guan)(guan)是主要用(yong)于清(qing)理輸送泥(ni)沙.疏(shu)浚(jun)管(guan)(guan)(guan)(guan)道包括螺(luo)旋(xuan)(xuan)(xuan)鋼(gang)管(guan)(guan)(guan)(guan)和直(zhi)縫鋼(gang)管(guan)(guan)(guan)(guan)。焊接技術(shu)采用(yong)的(de)是雙(shuang)面埋弧焊技術(shu)。主要的(de)生(sheng)產流程為帶鋼(gang)——檢(jian)驗——剪切——
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我(wo)廠專(zhuan)業生(sheng)產(chan)Q235B疏(shu)(shu)浚(jun)螺(luo)(luo)(luo)旋鋼(gang)(gang)(gang)管(guan),排(pai)泥(ni)管(guan)道用(yong)(yong)(yong)(yong)(yong)疏(shu)(shu)浚(jun)螺(luo)(luo)(luo)旋管(guan),兩端帶法蘭疏(shu)(shu)浚(jun)用(yong)(yong)(yong)(yong)(yong)螺(luo)(luo)(luo)旋鋼(gang)(gang)(gang)管(guan),我(wo)廠專(zhuan)業生(sheng)產(chan)大口徑疏(shu)(shu)浚(jun)螺(luo)(luo)(luo)旋鋼(gang)(gang)(gang)管(guan),排(pai)泥(ni)專(zhuan)用(yong)(yong)(yong)(yong)(yong)螺(luo)(luo)(luo)旋鋼(gang)(gang)(gang)管(guan),排(pai)泥(ni)管(guan)道專(zhuan)用(yong)(yong)(yong)(yong)(yong)螺(luo)(luo)(luo)旋鋼(gang)(gang)(gang)管(guan),排(pai)泥(ni)沙用(yong)(yong)(yong)(yong)(yong)疏(shu)(shu)浚(jun)螺(luo)(luo)(luo)旋鋼(gang)(gang)(gang)管(guan),疏(shu)(shu)浚(jun)鋼(gang)(gang)(gang)管(guan)是(shi)主(zhu)要用(yong)(yong)(yong)(yong)(yong)于清(qing)理輸(shu)送泥(ni)沙.
疏浚管道包括(kuo)螺旋(xuan)鋼(gang)管和直(zhi)縫鋼(gang)管。焊接(jie)技術(shu)采(cai)用的是雙面(mian)埋弧焊技術(shu)。主(zhu)要(yao)的生產流程為帶鋼(gang)——檢(jian)驗——剪切(qie)——定(ding)尺——定(ding)性——焊接(jie)——磨(mo)平(無縫化)——定(ding)尺——檢(jian)驗。主(zhu)要(yao)用于清理輸(shu)送泥沙,泥漿以及其它混(hun)合(he)雜物的鋼(gang)制管道。
疏浚管道制作工藝
①疏浚管道(dao)采用(yong)外控或內控輥式成型.
②疏浚管(guan)道成型前經過矯平,剪(jian)邊,刨邊,表(biao)面清理(li)輸送和予彎邊處理(li).
③疏(shu)浚管道采用焊(han)(han)縫(feng)間隙控制(zhi)裝(zhuang)置來保證焊(han)(han)縫(feng)間隙滿足(zu)焊(han)(han)接要求,管徑,錯(cuo)邊量(liang)和焊(han)(han)縫(feng)間隙都得到嚴格的控制(zhi).
④疏浚管(guan)(guan)道采(cai)用空(kong)氣(qi)等離子切割機將鋼(gang)管(guan)(guan)切成(cheng)單根.切成(cheng)單根鋼(gang)管(guan)(guan)后,每批疏浚鋼(gang)管(guan)(guan)頭三根要進行嚴(yan)格的首檢(jian)(jian)制度,檢(jian)(jian)查(cha)焊(han)縫的力學性能,化學成(cheng)份,溶合狀(zhuang)況(kuang),鋼(gang)管(guan)(guan)表面質(zhi)量以及(ji)經(jing)過無損探傷(shang)檢(jian)(jian)驗,確保制管(guan)(guan)工藝合格后,才能正(zheng)式投(tou)入生產.
⑤每根疏浚管(guan)道經過靜水(shui)壓(ya)試(shi)驗,壓(ya)力(li)采(cai)用徑向密封.試(shi)驗壓(ya)力(li)和時間都由鋼(gang)管(guan)水(shui)壓(ya)微機檢(jian)測裝置嚴(yan)格控制.試(shi)驗參數自動打印(yin)記錄(lu).疏浚鋼(gang)管(guan)采(cai)用電接點壓(ya)力(li)表控制輸送機兩邊壓(ya)下油缸的壓(ya)力(li),確保(bao)了帶鋼(gang)的平穩輸送.
疏浚鋼管詳細參數:
疏浚管(guan)道材質:Q215B--Q235B X42--X65 L245--L390
疏浚管道標準:
GB/T 9711.1-1997 石油天然(ran)氣工(gong)業(ye)輸(shu)送鋼管交貨(huo)技術條(tiao)件
SY/T 5037-2000 低壓(ya)流體(ti)輸(shu)送管道用螺旋縫(feng)埋(mai)弧焊鋼(gang)管
疏浚管道類別:Φ219*5-8——Φ2420*6-32
疏(shu)浚管道長度(du):通常長度(du)每條6-12m,定尺(chi)長度(du)允許偏差±20mm,也可按更嚴格的(de)允許尺(chi)寸(cun)生產.[1]
2 敷設與布置
引入管不宜(yi)穿越建(jian)筑基礎,冷水(shui)管道穿越承重(zhong)墻處可設塑料套(tao)管。但(dan)穿樓板或熱水(shui)管道穿越處應采(cai)用金屬(shu)套(tao)管。
管道穿(chuan)地(di)下室、地(di)下構(gou)筑物(wu)外(wai)墻、屋面(mian)或(huo)鋼筋混凝土(tu)水池、水箱的壁(bi)底時應(ying)預埋防水套管。還應(ying)考慮建筑沉降和維修等因素。
管道(dao)(dao)(dao)不(bu)得(de)敷設在配電間、強、弱電管道(dao)(dao)(dao)井、煙道(dao)(dao)(dao)、風道(dao)(dao)(dao)和排水溝內。管道(dao)(dao)(dao)不(bu)宜穿(chuan)(chuan)越(yue)臥室、儲藏室、櫥窗、壁柜等處、管道(dao)(dao)(dao)不(bu)得(de)穿(chuan)(chuan)過大便(bian)槽或(huo)小便(bian)槽[2]。
管(guan)道(dao)不宜穿越建筑物的伸縮縫(feng)、沉降縫(feng)合抗震縫(feng)。當不可避免(mian)時,應(ying)采取防止管(guan)道(dao)被破(po)壞的技(ji)術措施。