Abu | Bayanan Fasaha |
Yawan yawa | 1350-1460kg/m3 |
Zazzabi mai laushi na Vicat | ≥80℃ |
A tsaye juyi (150 ℃ × 1h) | ≤5% |
Gwajin Dichloromethane (15 ℃, 15 min) | Canjin yanayi bai yi kyau ba fiye da 4N |
Sauke gwajin tasiri na nauyi (0℃) TIR | ≤5% |
Gwajin Matsi na Ruwa | Babu fashe, babu zubewa |
Gwajin hatimi | |
Cire darajar gubar | Farkon hakar≤1.0mg/L |
Na uku hakar≤0.3mg/L | |
Cire darajar Tin | Na uku hakar≤0.02mg/L |
Cire ƙimar Cd | Sau uku hakar, kowane lokaci≤0.01mg/L |
Cire ƙimar Hg | Sau uku hakar, kowane lokaci≤0.01mg/L |
vinyl chloride monomer abun ciki | ≤1.0mg/kg |
(1) Yana da kyau ga ingancin ruwa, mara guba, babu gurɓataccen gurɓataccen ruwa na biyu
(2) Ƙananan juriya na kwarara
(3) Hasken nauyi, dacewa don sufuri
(4) Kyakkyawan kayan aikin injiniya
(5) Haɗi mai sauƙi da shigarwa mai sauƙi
(6) Daukaka don kulawa
(1) Bayyanar: Tsarin ciki da waje na bututu ya kamata ya zama santsi, lebur, ba tare da tsagewa ba, sag, layin lalata da sauran lahani na saman da ke shafar ingancin bututun. Bututu bai kamata ya ƙunshi duk wani ƙazanta da ake iya gani ba, ƙarshen yanke bututu ya zama lebur kuma a tsaye zuwa ga axial.
(2) Opaqueness: Bututun ba su da kyau don tsarin samar da ruwa na ƙasa da na ƙasa.
(3) Length: Tsawon daidaitattun bututun ruwa na PVC-U sune 4m, 5m da 6m. Kuma ana iya haɗa shi da bangarorin biyu.
(4) Launi: Launuka masu daidaitawa sune launin toka da fari.
(5) Form ɗin haɗi: Haɗin zobe na roba mai haɗawa da haɗin haɗin ƙoshin ƙarfi.
(6) Ayyukan lafiya:
Bututun samar da ruwa na mu na PVC-U na iya bin ka'idodin GB/T 17219-1998 da ƙa'idodin tsabtace bututun ruwan sha daga "kayan aikin isar da ruwan sha na rayuwa da na kayan kariya na ƙimar aikin lafiya" wanda kiwon lafiya ya ƙaddamar da shi. ma'aikatar.
Ana amfani da bututun sosai a cikin ayyukan samar da ruwan sha a birane da karkara, wuraren zama na ginin gine-ginen samar da ruwan sha na karamar hukuma da ayyukan bututun ruwa na cikin gida da dai sauransu.