雙壁波(bo)(bo)紋管(guan)(guan)(guan)采(cai)用的(de)是擠出(chu)成型(xing)工藝,由機器同時擠出(chu)波(bo)(bo)紋外(wai)壁和光滑內壁的(de)兩個同心管(guan)(guan)(guan)胚,一次(ci)性熔接(jie)擠壓成型(xing)。購買(mai)波(bo)(bo)紋管(guan)(guan)(guan)時要盡量選擇(ze)室內存放的(de)波(bo)(bo)紋管(guan)(guan)(guan),因為(wei)露天庫(ku)房存放的(de)波(bo)(bo)紋管(guan)(guan)(guan)會(hui)加劇管(guan)(guan)(guan)材(cai)的(de)老化(hua)。在(zai)一般的(de)情(qing)況下(xia),管(guan)(guan)(guan)道鋪設應該以直線為(wei)主,并且當(dang)管(guan)(guan)(guan)道鋪設在(zai)行車道下(xia)面時,覆土的(de)厚度不能低(di)于(yu)0.7米。合肥恒通(tong)歡迎您(nin)的(de)咨詢(xun),我們將(jiang)竭誠(cheng)為(wei)您(nin)服務。
開挖溝(gou)槽時(shi),溝(gou)槽的(de)底(di)部(bu)寬度(du)應該按管(guan)材(cai)外徑加0.6m規(gui)定,以及溝(gou)槽底(di)部(bu)如果有(you)堅硬物(wu)體或其他障礙物(wu)必須清除,以方便工(gong)人在施工(gong)過(guo)程中(zhong)(zhong)(zhong)順(shun)利(li)進行工(gong)作。雙壁波紋管(guan)采(cai)用(yong)了特殊(shu)的(de)中(zhong)(zhong)(zhong)空(kong)環(huan)(huan)形結構(gou),具(ju)有(you)優異的(de)環(huan)(huan)剛度(du)和良好的(de)強度(du)與(yu)韌性,耐沖擊(ji)性強,不(bu)(bu)易破(po)損。雙壁波紋管(guan)運輸、裝卸過(guo)程中(zhong)(zhong)(zhong),不(bu)(bu)允許拋摔、撞擊(ji)、重(zhong)壓(ya)、長時(shi)間曝(pu)曬或靠(kao)近熱源(yuan)。不(bu)(bu)允許與(yu)有(you)毒有(you)害(hai)物(wu)質(zhi)混運。成盤狀的(de)多孔管(guan)不(bu)(bu)可平放運輸。
雙壁波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)質量(liang)輕,長度(du)大,接頭少,對于管(guan)(guan)(guan)(guan)溝和基礎的(de)(de)要(yao)(yao)求低。在(zai)管(guan)(guan)(guan)(guan)材運輸(shu)和安(an)裝(zhuang)上(shang)比傳統水泥管(guan)(guan)(guan)(guan)和鋼管(guan)(guan)(guan)(guan)簡單便捷。購(gou)買(mai)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)時要(yao)(yao)盡量(liang)選擇室內存(cun)放的(de)(de)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan),因為露天(tian)庫(ku)房存(cun)放的(de)(de)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)會(hui)加劇管(guan)(guan)(guan)(guan)材的(de)(de)老(lao)化。雙壁波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)應貯存(cun)于常溫干燥庫(ku)中。直管(guan)(guan)(guan)(guan)應平(ping)放,堆碼高度(du)不得超過(guo)2m。脫件和成(cheng)盤的(de)(de)多孔管(guan)(guan)(guan)(guan)可以平(ping)放,但應避(bi)免重壓或擠壓堆放。