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XGX-3塑(su)料(liao)管(guan)道(dao)冷(leng)熱(re)(re)(re)水循環(huan)試(shi)驗(yan)機，適用(yong)于(yu)各種塑(su)料(liao)管(guan)材(cai)(cai)和管(guan)件(jian)的冷(leng)熱(re)(re)(re)水循環(huan)系統(tong)試(shi)驗(yan)。主(zhu)要用(yong)于(yu)檢測管(guan)材(cai)(cai)和管(guan)件(jian)按規(gui)定(ding)要求組裝并承受一定(ding)內壓的情況(kuang)下，管(guan)道(dao)內水溫高、低交替變化規(gui)定(ding)次(ci)數后,管(guan)材(cai)(cai)和管(guan)件(jian)系統(tong)的抗滲漏情況(kuang)。儀器(qi)符合GB/T18742、GB/T18997、GB/T18992、ISO10508-1995《冷(leng)熱(re)(re)(re)水系統(tong)用(yong)熱(re)(re)(re)塑(su)性(xing)塑(su)料(liao)管(guan)材(cai)(cai)和管(guan)件(jian)》標準中對試(shi)驗(yan)條件(jian)的要求。