鋼波紋管使(shi)用(yong)(yong)(yong)(yong)壽(shou)命長,是選用(yong)(yong)(yong)(yong)鋼管熱浸鍍鋅,所以(yi)使(shi)用(yong)(yong)(yong)(yong)壽(shou)命長,壽(shou)命為(wei)80-100年,在(zai)腐(fu)蝕性特別(bie)大的(de)環境(jing)下使(shi)用(yong)(yong)(yong)(yong)時,選用(yong)(yong)(yong)(yong)表里外表瀝清附(fu)層的(de)鋼波紋管,可在(zai)原使(shi)用(yong)(yong)(yong)(yong)壽(shou)命基礎上提高約20年以(yi)上。
鋼波紋管嘆為觀止的原因
施工(gong)(gong)方(fang)便:鋼波紋管涵是(shi)選用套筒或(huo)法蘭辦法銜(xian)接(jie)(jie),而且能夠(gou)根據需要(yao)定(ding)長(chang)度(du),即便是(shi)非熟練工(gong)(gong)也(ye)能夠(gou)操作(zuo),施工(gong)(gong)以少(shao)數的(de)手工(gong)(gong)操作(zuo),可在短時間內完成(cheng),既方(fang)便又(you)方(fang)便。經濟性:銜(xian)接(jie)(jie)辦法簡(jian)便,可縮短工(gong)(gong)期。
波紋涵管(guan)用(yong)(yong)洛氏硬(ying)(ying)度(du)(du)計能(neng)夠(gou)丈量從軟(ruan)到硬(ying)(ying)的各(ge)種不(bu)(bu)同(tong)(tong)材料,這是因為它選用(yong)(yong)了不(bu)(bu)同(tong)(tong)的壓頭和載荷(he),組成各(ge)種不(bu)(bu)同(tong)(tong)的洛氏硬(ying)(ying)度(du)(du)標(biao)尺(chi),如HRA、HRB、HRC等。一般出產(chan)以HRC(用(yong)(yong)120度(du)(du)金剛(gang)石圓錐(zhui)體(ti)作(zuo)壓頭,載荷(he)為1500N)用(yong)(yong)得多(duo),波紋涵管(guan)硬(ying)(ying)度(du)(du)值的標(biao)注辦法與(yu)布氏硬(ying)(ying)度(du)(du)相同(tong)(tong),硬(ying)(ying)度(du)(du)值的有用(yong)(yong)規模為20~70HRC。為保(bao)證中心(xin)不(bu)(bu)留空地,應在兩接頭端(duan)頭處做(zuo)好符號。做(zuo)好后要用(yong)(yong)膠帶(dai)包裹緊密,以防漏漿。
1.搬運到現場的鋼波紋(wen)管要會集堆積(ji)整齊,不能在鋼波紋(wen)管上踐踏。
2.鋼波紋管要(yao)掩蓋(gai)維(wei)護(hu),避免風吹雨(yu)淋使(shi)其提早老化。
3.切開(kai)鋼波紋管要平(ping)直,不能切成斜口(kou)。
4.鋼(gang)波(bo)紋(wen)管(guan)接(jie)頭的(de)辦法:鋼(gang)波(bo)紋(wen)管(guan)接(jie)頭處要外包0.3米長的(de)大號鋼(gang)波(bo)紋(wen)管(guan),而且兩端頭要對半擰緊,中心不得留有空(kong)地。
5.鋼波紋管方位定位要,尤其是靠近接頭的部位,鋼波紋管定位鋼筋間距為0.5米,不能短少。//hanihanbj.com/
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