Isishwankathelo seMibhobho yeIron eDunctile
Yenziwe ngentsimbi ye-ductile cast edla ngokusetyenziselwa ukuhanjiswa nokuhanjiswa kwaManzi asePotable anobomi obungaphaya kweminyaka eyi-100. Olu hlobo lombhobho luphuhliso oluthe ngqo lwepayipi yentsimbi yangaphambili, ethe yagqithisa. Ilungele ukubekwa phantsi komhlaba kweentambo eziphambili zothumelo.
Ukucaciswa kweMibhobho yentsimbi yeDuctile
| Igama lemveliso | Intsimbi yentsimbi ene-anchore ngokwayo, iDuctile Iron Pipe eneSpigot & Socket |
| Iinkcukacha | I-ASTM A377 Ductile Iron, AASHTO M64 Cast Iron Culvert Pipes |
| Umgangatho | ISO 2531, EN 545, EN598, GB13295, ASTM C151 |
| Inqanaba leBanga | C20, C25, C30, C40, C64, C50, C100 & Class K7, K9 & K12 |
| Ubude | 1-12 Iimitha okanye njengemfuneko yomthengi |
| Ubungakanani | I-DN 80 mm ukuya kwi-DN 2000 mm |
| Indlela edibeneyo | Uhlobo lwe-T; Mechanical joint k uhlobo; Ukuzimela |
| Ukwaleka kwangaphandle | Ebomvu / Blue Epoxy okanye Black Bitumen, Zn & Zn-AI Coatings, Metallic Zinc (130 gm/m2 okanye 200 gm/m2 okanye 400 gm/m2 ngokomthengi's iimfuno) ukuthobela imigangatho ye-ISO, IS, BS EN kunye nomaleko wokugqiba we-Epoxy Coating / Black Bitumen(ubuncinci bobunzima obungama-70 micron) ngokomthengi's iimfuno. |
| Ukwaleka kwangaphakathi | Ulwaleko lwesamente lweOPC/ SRC/ BFSC/ HAC Ukufakwa kodaka lwesamente ngokwemfuneko ngokweSimente eqhelekileyo yasePortland kunye neSulfate Resisting Cement ehambelana nemigangatho yeIS, ISO, BS EN efanelekileyo. |
| Ukwaleka | I-Metallic zinc spray nge-Bituminous Coating (Ngaphandle) I-Cement mortar lining (Ngaphakathi). |
| Isicelo | I-Ductile cast iron Umbhobho usetyenziselwa ukuhambisa amanzi amdaka, amanzi okusela kunye nokunkcenkceshela. |
Iisayizi ezifumanekayo kwiStokhwe
| DN | Ububanzi bangaphandle [mm (ngaphakathi)] | Ubukhulu bodonga[mm (ngaphakathi)] | ||
| Iklasi yama-40 | K9 | K10 | ||
| 40 | 56 (2.205) | 4.8 (0.189) | 6.0 (0.236) | 6.0 (0.236) |
| 50 | 66 (2.598) | 4.8 (0.189) | 6.0 (0.236) | 6.0 (0.236) |
| 60 | 77 (3.031) | 4.8 (0.189) | 6.0 (0.236) | 6.0 (0.236) |
| 65 | 82 (3.228) | 4.8 (0.189) | 6.0 (0.236) | 6.0 (0.236) |
| 80 | 98 (3.858) | 4.8 (0.189) | 6.0 (0.236) | 6.0 (0.236) |
| 100 | 118 (4.646) | 4.8 (0.189) | 6.0 (0.236) | 6.0 (0.236) |
| 125 | 144 (5.669) | 4.8 (0.189) | 6.0 (0.236) | 6.0 (0.236) |
| 150 | 170 (6.693) | 5.0 (0.197) | 6.0 (0.236) | 6.5 (0.256) |
| 200 | 222 (8.740) | 5.4 (0.213) | 6.3 (0.248) | 7.0 (0.276) |
| 250 | 274 (10.787) | 5.8 (0.228) | 6.8 (0.268) | 7.5 (0.295) |
| 300 | 326 (12.835) | 6.2 (0.244) | 7.2 (0.283) | 8.0 (0.315) |
| 350 | 378 (14.882) | 7.0 (0.276) | 7.7 (0.303) | 8.5 (0.335) |
| 400 | 429 (16.890) | 7.8 (0.307) | 8.1 (0.319) | 9.0 (0.354) |
| 450 | 480 (18.898) | - | 8.6 (0.339) | 9.5 (0.374) |
| 500 | 532 (20.945) | - | 9.0 (0.354) | 10.0 (0.394) |
| 600 | 635 (25.000) | - | 9.9 (0.390) | 11.1 (0.437) |
| 700 | 738 (29.055) | - | 10.9 (0.429) | 12.0 (0.472) |
| 800 | 842 (33.150) | - | 11.7 (0.461) | 13.0 (0.512) |
| 900 | 945 (37.205) | - | 12.9 (0.508) | 14.1 (0.555) |
| 1000 | 1,048 (41.260) | - | 13.5 (0.531) | 15.0 (0.591) |
| 1100 | 1,152 (45.354) | - | 14.4 (0.567) | 16.0 (0.630) |
| 1200 | 1,255 (49.409) | - | 15.3 (0.602) | 17.0 (0.669) |
| 1400 | 1,462 (57.559) | - | 17.1 (0.673) | 19.0 (0.748) |
| 1500 | 1,565 (61.614) | - | 18.0 (0.709) | 20.0 (0.787) |
| 1600 | 1,668 (65.669) | - | 18.9 (0.744) | 51.0 (2.008) |
| 1800 | 1,875 (73.819) | - | 20.7 (0.815) | 23.0 (0.906) |
| 2000 | 2,082 (81.969) | - | 22.5 (0.886) | 25.0 (0.984) |
Usetyenziso lweMibhobho ye-DI
• Kuthungelwano losasazo lwamanzi aselwayo
• Ukuhanjiswa kwamanzi akrwada nacocekileyo
• Ubonelelo lwamanzi ukulungiselela ukufakwa kwimizi-mveliso/kwenkqubo yokwenziwa kwezityalo
• Ukuphathwa kodaka kunye nenkqubo yokulahla
• Iinkqubo zokulwa nomlilo – elunxwemeni nangaphandle konxweme
• Kwizityalo zokukhupha ityuwa
• Ugutyulo lwamanzi amdaka kunye namanzi asetyenzisiweyo
• Ukuqokelelwa nokulahlwa kwemijelo yogutyulo lomxhuzulane
• Imibhobho yokuhambisa amanzi esiphango
• Inkqubo yokulahlwa kwamanzi amdaka esetyenziswa ekhaya nakwimizi-mveliso
• Inkqubo yokurisayikilisha
• Umsebenzi wemibhobho ngaphakathi kumaziko okucoca amanzi kunye nogutyulo
• Uqhagamshelo oluthe nkqo kwizinto eziluncedo kunye namadama
• Ukugquma ukuzinzisa umhlaba
• Imibhobho ekhuselayo phantsi kweendlela ezinkulu zekhareji
