浙江(jiang)至德鋼(gang)業有限公(gong)司技術人員(yuan)(yuan)了解(jie)到(dao)(dao)國外某海(hai)邊新(xin)建工(gong)廠,工(gong)廠用(yong)(yong)(yong)水(shui)(shui)是由海(hai)水(shui)(shui)除(chu)氯離子(zi)(zi)后使(shi)(shi)用(yong)(yong)(yong),配管(guan)(guan)設(she)(she)計人員(yuan)(yuan)認為(wei)已經(jing)增加(jia)了配套的(de)除(chu)氯離子(zi)(zi)裝置,選(xuan)用(yong)(yong)(yong)普通(tong)碳鋼(gang)管(guan)(guan)子(zi)(zi),并(bing)布置在地(di)(di)面上(shang)(shang)。但(dan)是,根據(ju)所在國家的(de)規(gui)范條文解(jie)釋描述,這種(zhong)海(hai)水(shui)(shui)除(chu)氯離子(zi)(zi)水(shui)(shui)并(bing)非全部除(chu)去了氯離子(zi)(zi),不能選(xuan)用(yong)(yong)(yong)普通(tong)碳鋼(gang)管(guan)(guan)道(dao)(dao),必須使(shi)(shi)用(yong)(yong)(yong)玻(bo)璃(li)鋼(gang)管(guan)(guan)道(dao)(dao)。因詳細設(she)(she)計已經(jing)進(jin)行到(dao)(dao)80%階(jie)段,不宜再埋地(di)(di)敷(fu)設(she)(she)玻(bo)璃(li)鋼(gang)管(guan)(guan)道(dao)(dao),配管(guan)(guan)設(she)(she)計人員(yuan)(yuan)認為(wei)玻(bo)璃(li)鋼(gang)管(guan)(guan)道(dao)(dao)如果在地(di)(di)上(shang)(shang)敷(fu)設(she)(she)則(ze)管(guan)(guan)材易老化。


  但是,根(gen)據AWWA M45《玻璃(li)(li)(li)鋼(gang)管(guan)(guan)(guan)(guan)設(she)計(ji)規(gui)范》、AWWA C950-01《玻璃(li)(li)(li)纖維壓(ya)力管(guan)(guan)(guan)(guan)道(dao)(dao)》、API Spec 15LR《低壓(ya)玻璃(li)(li)(li)鋼(gang)管(guan)(guan)(guan)(guan)道(dao)(dao)和(he)管(guan)(guan)(guan)(guan)件》、API Spec 15HR《高(gao)壓(ya)玻璃(li)(li)(li)纖維管(guan)(guan)(guan)(guan)線管(guan)(guan)(guan)(guan)規(gui)范》、APIRP 15TL4《玻璃(li)(li)(li)纖維管(guan)(guan)(guan)(guan)的維護與使用推薦作(zuo)法》、ASTM D2996-01《長絲纏繞(rao)玻璃(li)(li)(li)纖維(玻璃(li)(li)(li)纖維增(zeng)強熱固性樹脂)管(guan)(guan)(guan)(guan)道(dao)(dao)標(biao)(biao)準規(gui)范》、ASTM D2992《玻璃(li)(li)(li)纖維(增(zeng)強的熱固樹脂玻璃(li)(li)(li)纖維)管(guan)(guan)(guan)(guan)及配件用液體靜壓(ya)設(she)計(ji)基礎標(biao)(biao)準實施規(gui)程》、ASTM D2996-01《長絲纏繞(rao)玻璃(li)(li)(li)纖維(玻璃(li)(li)(li)纖維增(zeng)強熱固性樹脂)管(guan)(guan)(guan)(guan)道(dao)(dao)標(biao)(biao)準規(gui)范》等規(gui)范,玻璃(li)(li)(li)鋼(gang)管(guan)(guan)(guan)(guan)道(dao)(dao)完全可(ke)(ke)以(yi)布置在地面(mian)上,可(ke)(ke)以(yi)選用不怕(pa)太(tai)陽直曬的玻璃(li)(li)(li)鋼(gang)管(guan)(guan)(guan)(guan)道(dao)(dao)。玻璃(li)(li)(li)鋼(gang)管(guan)(guan)(guan)(guan)道(dao)(dao)的質量約是普(pu)通碳(tan)鋼(gang)的20%~30%,熱膨(peng)脹系數是普(pu)通碳(tan)鋼(gang)管(guan)(guan)(guan)(guan)道(dao)(dao)的3倍左右。