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球墨(mo)鑄(zhu)鐵管(guan)(guan)(guan)(guan)，專(zhuan)業生產(chan)30年，貨到(dao)付款(kuan)，免費試(shi)(shi)用(yong)(yong)。球墨(mo)鑄(zhu)鐵管(guan)(guan)(guan)(guan)試(shi)(shi)壓(ya)(ya)(ya)(ya)(ya)(ya)時(shi)(shi)先把所有敞(chang)口(kou)(kou)封堵，將(jiang)(jiang)水(shui)(shui)從下(xia)游(you)緩(huan)慢注入，在試(shi)(shi)驗(yan)(yan)(yan)管(guan)(guan)(guan)(guan)段(duan)(duan)(duan)的(de)(de)上(shang)游(you)管(guan)(guan)(guan)(guan)頂及(ji)管(guan)(guan)(guan)(guan)段(duan)(duan)(duan)中的(de)(de)凸起點(dian)設(she)置排氣閥或排氣孔，將(jiang)(jiang)管(guan)(guan)(guan)(guan)道(dao)內的(de)(de)氣體排除。水(shui)(shui)泵(beng)、壓(ya)(ya)(ya)(ya)(ya)(ya)力計(ji)安(an)裝在試(shi)(shi)驗(yan)(yan)(yan)段(duan)(duan)(duan)下(xia)游(you)的(de)(de)端(duan)部與管(guan)(guan)(guan)(guan)道(dao)軸線(xian)相垂直的(de)(de)支(zhi)管(guan)(guan)(guan)(guan)上(shang)。注滿水(shui)(shui)浸(jin)泡(pao)一定(ding)時(shi)(shi)間后(hou)(hou)(hou)(hou)，將(jiang)(jiang)水(shui)(shui)壓(ya)(ya)(ya)(ya)(ya)(ya)升(sheng)至(zhi)試(shi)(shi)驗(yan)(yan)(yan)壓(ya)(ya)(ya)(ya)(ya)(ya)力，保持恒壓(ya)(ya)(ya)(ya)(ya)(ya)10min，期間檢(jian)(jian)查接(jie)口(kou)(kou)和管(guan)(guan)(guan)(guan)身，如有滲漏(lou)，卸(xie)壓(ya)(ya)(ya)(ya)(ya)(ya)后(hou)(hou)(hou)(hou)方可修補，直至(zhi)試(shi)(shi)驗(yan)(yan)(yan)合格(ge)為(wei)止。在打壓(ya)(ya)(ya)(ya)(ya)(ya)時(shi)(shi)沿線(xian)派專(zhuan)人檢(jian)(jian)查管(guan)(guan)(guan)(guan)口(kou)(kou)處(chu)是否有漏(lou)水(shui)(shui)現(xian)象及(ji)時(shi)(shi)處(chu)理。球墨(mo)鑄(zhu)鐵管(guan)(guan)(guan)(guan)廠家為(wei)你講解水(shui)(shui)壓(ya)(ya)(ya)(ya)(ya)(ya)試(shi)(shi)驗(yan)(yan)(yan)的(de)(de)具(ju)體步(bu)(bu)驟：(1)進行水(shui)(shui)壓(ya)(ya)(ya)(ya)(ya)(ya)實驗(yan)(yan)(yan)應(ying)統一指揮，明(ming)(ming)確分(fen)工，對后(hou)(hou)(hou)(hou)背(bei)、支(zhi)墩、接(jie)口(kou)(kou)、排氣閥等都(dou)應(ying)規定(ding)專(zhuan)人負責檢(jian)(jian)查，并明(ming)(ming)確規定(ding)發現(xian)問(wen)題時(shi)(shi)的(de)(de)聯(lian)絡信號。(2)管(guan)(guan)(guan)(guan)道(dao)接(jie)口(kou)(kou)完(wan)成后(hou)(hou)(hou)(hou)，用(yong)(yong)短管(guan)(guan)(guan)(guan)甲、短管(guan)(guan)(guan)(guan)乙及(ji)盲板將(jiang)(jiang)試(shi)(shi)壓(ya)(ya)(ya)(ya)(ya)(ya)管(guan)(guan)(guan)(guan)段(duan)(duan)(duan)兩端(duan)及(ji)三通(tong)(tong)處(chu)封閉。試(shi)(shi)壓(ya)(ya)(ya)(ya)(ya)(ya)管(guan)(guan)(guan)(guan)段(duan)(duan)(duan)除接(jie)口(kou)(kou)外填(tian)土(tu)至(zhi)管(guan)(guan)(guan)(guan)頂以(yi)(yi)上(shang)50cm并夯實。做好后(hou)(hou)(hou)(hou)背(bei)及(ji)閘門、三通(tong)(tong)等管(guan)(guan)(guan)(guan)件加固(gu)。由低點(dian)進水(shui)(shui)，高點(dian)排氣，注滿水(shui)(shui)后(hou)(hou)(hou)(hou)浸(jin)泡(pao)24小(xiao)時(shi)(shi)后(hou)(hou)(hou)(hou)，在試(shi)(shi)驗(yan)(yan)(yan)壓(ya)(ya)(ya)(ya)(ya)(ya)力下(xia)10min降壓(ya)(ya)(ya)(ya)(ya)(ya)不大于0.05Mpa時(shi)(shi)，為(wei)合格(ge)。(3)水(shui)(shui)壓(ya)(ya)(ya)(ya)(ya)(ya)實驗(yan)(yan)(yan)應(ying)逐步(bu)(bu)升(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)，.每次升(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)以(yi)(yi)0.2Mpa為(wei)宜，每次升(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)以(yi)(yi)后(hou)(hou)(hou)(hou)，穩壓(ya)(ya)(ya)(ya)(ya)(ya)檢(jian)(jian)查沒有問(wen)題時(shi)(shi)再繼續升(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)。(4)冬季進行水(shui)(shui)壓(ya)(ya)(ya)(ya)(ya)(ya)時(shi)(shi)應(ying)采(cai)取防凍措施。可將(jiang)(jiang)管(guan)(guan)(guan)(guan)道(dao)回填(tian)土(tu)適(shi)當加高，用(yong)(yong)多層草簾將(jiang)(jiang)暴(bao)露的(de)(de)接(jie)口(kou)(kou)包(bao)嚴(yan);對串水(shui)(shui)及(ji)試(shi)(shi)壓(ya)(ya)(ya)(ya)(ya)(ya)臨時(shi)(shi)管(guan)(guan)(guan)(guan)線(xian)纏包(bao)保溫(wen)，不用(yong)(yong)水(shui)(shui)時(shi)(shi)及(ji)時(shi)(shi)放空(kong)。(5)水(shui)(shui)壓(ya)(ya)(ya)(ya)(ya)(ya)實驗(yan)(yan)(yan)時(shi)(shi)，后(hou)(hou)(hou)(hou)背(bei)、支(zhi)撐(cheng)、管(guan)(guan)(guan)(guan)端(duan)等附近(jin)不得(de)站人，檢(jian)(jian)查應(ying)在停止升(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)時(shi)(shi)進行。