浙江至德(de)鋼(gang)業(ye)有限公司技(ji)術人(ren)(ren)員了解到國外(wai)某(mou)海(hai)(hai)邊新(xin)建工廠(chang),工廠(chang)用水是由海(hai)(hai)水除氯離(li)子后(hou)使用,配管(guan)(guan)設(she)(she)計人(ren)(ren)員認為(wei)已經增加了配套的(de)除氯離(li)子裝置(zhi),選(xuan)用普通碳鋼(gang)管(guan)(guan)子,并(bing)布置(zhi)在地(di)面(mian)上(shang)。但是,根據所在國家(jia)的(de)規范條文(wen)解釋描述,這種海(hai)(hai)水除氯離(li)子水并(bing)非(fei)全部除去了氯離(li)子,不能(neng)選(xuan)用普通碳鋼(gang)管(guan)(guan)道(dao)(dao),必須使用玻(bo)璃(li)鋼(gang)管(guan)(guan)道(dao)(dao)。因詳(xiang)細設(she)(she)計已經進行(xing)到80%階段,不宜(yi)再埋地(di)敷設(she)(she)玻(bo)璃(li)鋼(gang)管(guan)(guan)道(dao)(dao),配管(guan)(guan)設(she)(she)計人(ren)(ren)員認為(wei)玻(bo)璃(li)鋼(gang)管(guan)(guan)道(dao)(dao)如(ru)果在地(di)上(shang)敷設(she)(she)則管(guan)(guan)材(cai)易老化。
但是,根據AWWA M45《玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)鋼(gang)(gang)管(guan)(guan)設計規(gui)范(fan)》、AWWA C950-01《玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)纖維(wei)(wei)壓(ya)(ya)力管(guan)(guan)道(dao)》、API Spec 15LR《低壓(ya)(ya)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)鋼(gang)(gang)管(guan)(guan)道(dao)和管(guan)(guan)件》、API Spec 15HR《高壓(ya)(ya)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)纖維(wei)(wei)管(guan)(guan)線(xian)管(guan)(guan)規(gui)范(fan)》、APIRP 15TL4《玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)纖維(wei)(wei)管(guan)(guan)的維(wei)(wei)護與使用(yong)推薦作法》、ASTM D2996-01《長絲纏繞(rao)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)纖維(wei)(wei)(玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)纖維(wei)(wei)增強熱(re)固性樹脂)管(guan)(guan)道(dao)標(biao)準(zhun)規(gui)范(fan)》、ASTM D2992《玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)纖維(wei)(wei)(增強的熱(re)固樹脂玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)纖維(wei)(wei))管(guan)(guan)及配(pei)件用(yong)液體靜壓(ya)(ya)設計基礎(chu)標(biao)準(zhun)實施規(gui)程(cheng)》、ASTM D2996-01《長絲纏繞(rao)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)纖維(wei)(wei)(玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)纖維(wei)(wei)增強熱(re)固性樹脂)管(guan)(guan)道(dao)標(biao)準(zhun)規(gui)范(fan)》等規(gui)范(fan),玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)鋼(gang)(gang)管(guan)(guan)道(dao)完全可以布置在地面上,可以選用(yong)不怕太陽直曬的玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)鋼(gang)(gang)管(guan)(guan)道(dao)。玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)(li)(li)鋼(gang)(gang)管(guan)(guan)道(dao)的質(zhi)量約是普(pu)通碳鋼(gang)(gang)的20%~30%,熱(re)膨脹系數是普(pu)通碳鋼(gang)(gang)管(guan)(guan)道(dao)的3倍(bei)左右。

