Nleba anya nke Pipes Iron Ductile
O meela ihe karịrị afọ 70 kemgbe e mepụtara ọkpọkọ ígwè ductile na 1940s. Site na ike ya dị elu, elu elongation, nguzogide corrosion, iguzogide ujo, ihe owuwu dị mfe na ọtụtụ njirimara ndị ọzọ dị mma, ductile iron pipe bụ nhọrọ kacha mma n'ụwa taa maka ibufe mmiri na gas n'enweghị nsogbu. A na-eji ígwè ductile, nke a na-akpọkwa ígwè nodular ma ọ bụ spheroidal graphite iron, site na ọnụnọ nke graphite spheroidal na nkedo na-esi na ya pụta.
Nkọwapụta nke ọkpọkọ ígwè ductile
| NgwaahịaAha | Ọkpụkpụ ígwè ductile, DI ọkpọkọ, Ductile nkedo ígwè ọkpọkọ, Nodular Nkedo Iron Pipe |
| Ogologo | 1-12 mita ma ọ bụ dị ka ihe ndị ahịa chọrọ |
| Nha | DN 80 mm ka DN 2000 mm |
| Ọkwa | K9, K8, C40, C30, C25, wdg. |
| Ọkọlọtọ | ISO2531, EN545, EN598GB, wdg |
| ỌkụJmmanu | Njikota Push-on (njikọ Tyton), nkwonkwo ụdị K, nkwonkwo na-ejide onwe ya |
| Ihe onwunwe | Ihe nkedo ductile Iron |
| Mkpuchi ime | a). Ụgbọ mmiri simenti Portland |
| b). Ihe mkpuchi simenti na-eguzogide sulfate | |
| c). Ngwunye igwe simenti dị elu-aluminom | |
| d). Fusion bonded epoxy mkpuchi | |
| e). Ihe osise epoxy mmiri | |
| f). Ihe osise bitumen ojii | |
| Mkpuchi Mpụga | a). Ihe osise zinc + bitumen (70microns). |
| b). Fusion bonded epoxy mkpuchi | |
| c). Zinc-aluminom alloy + ihe osise epoxy mmiri | |
| Ngwa | Oru ngo mmiri, igbapu mmiri, nsị, ogbugba mmiri n'ubi, pipeline mmiri. |
Ndị na-akpa agwa nke Ọkpụkpụ Ígwè Ductile
Ọkpụkpụ ígwè ductile dị n'ụdị nke dayameta sitere na 80 mm ruo 2000 mm ma dị mma maka nnyefe mmiri na nkesa (dị ka BS EN 545) na nsị (dị ka BS EN 598). Ọkpụkpụ ígwè ductile dị mfe ijikọ, enwere ike ịtọgbọ na ọnọdụ ihu igwe niile na mgbe mgbe na-enweghị mkpa maka azụ azụ ahọrọ. Ihe nchekwa ya dị elu na ikike ịkwado mmegharị ala na-eme ka ọ bụrụ ihe dị mma nke pipeline maka ọtụtụ ngwa ngwa.
Ọkwa nke Ductile Iron Pipe Anyị nwere ike ịnye
Tebụlụ na-esote na-egosi akara ule igwe ductile maka obodo ọ bụla.IỌ bụrụ na ị bụ onye America, ị nwere ike họrọ 60-40-18, 65-45-12, 70-50-05 wdg, ọ bụrụ na ị si Australia, ị nwere ike họrọ 400-12, 500-7, 600-3. wdg.
| Obodo | Ngosipụta ihe eji eme ígwè | |||||||
| 1 | China | QT400-18 | QT450-10 | QT500-7 | QT600-3 | QT700-2 | QT800-2 | QT900-2 |
| 2 | Japan | FCD400 | FCD450 | FCD500 | FCD600 | FCD700 | FCD800 | - |
| 3 | USA | 60-40-18 | 65-45-12 | 70-50-05 | 80-60-03 | 100-70-03 | 120-90-02 | - |
| 4 | Russia | B Ч 40 | BỤ 45 | B Ч50 | BỤ 60 | BỤ 70 | BỤ 80 | B Ч100 |
| 5 | Germany | GGG40 | - | GGG50 | GGG60 | GGG70 | GGG80 | - |
| 6 | Ịtali | GS370-17 | GS400-12 | GS500-7 | GS600-2 | GS700-2 | GS800-2 | - |
| 7 | France | FGS370-17 | FGS400-12 | FGS500-7 | FGS600-2 | FGS700-2 | FGS800-2 | - |
| 8 | England | 400/17 | 420/12 | 500/7 | 600/7 | 700/2 | 800/2 | 900/2 |
| 9 | Poland | ZS3817 | ZS4012 | ZS5002 | ZS6002 | ZS7002 | ZS8002 | ZS9002 |
| 10 | India | SG370/17 | SG400/12 | SG500/7 | SG600/3 | SG700/2 | SG800/2 | - |
| 11 | Romania | - | - | - | - | FGN70-3 | - | - |
| 12 | Spain | FGE38-17 | FGE42-12 | FGE50-7 | FGE60-2 | FGE70-2 | FGE80-2 | - |
| 13 | Belgium | FNG38-17 | FNG42-12 | FNG50-7 | FNG60-2 | FNG70-2 | FNG80-2 | - |
| 14 | Ọstrelia | 400-12 | 400-12 | 500-7 | 600-3 | 700-2 | 800-2 | - |
| 15 | Sweden | 0717-02 | - | 0727-02 | 0732-03 | 0737-01 | 0864-03 | - |
| 16 | Hungary | GǒV38 | GǒV40 | GǒV50 | GǒV60 | GǒV70 | - | - |
| 17 | Bulgaria | 380-17 | 400-12 | 450-5, 500-2 | 600-2 | 700-2 | 800-2 | 900-2 |
| 18 | ISO | 400-18 | 450-10 | 500-7 | 600-3 | 700-2 | 800-2 | 900-2 |
| 19 | OKWU | - | FMNP45007 | FMNP55005 | FMNP65003 | FMNP70002 | - | - |
| 20 | China Taiwan | GRP400 | - | GRP500 | GRP600 | GRP700 | GRP800 | - |
| 21 | Holland | GN38 | GN42 | GN50 | GN60 | GN70 | - | - |
| 22 | Luxembourg | FNG38-17 | FNG42-12 | FNG50-7 | FNG60-2 | FNG70-2 | FNG80-2 | - |
| 23 | Austria | SG38 | SG42 | SG50 | SG60 | SG70 | - | - |
Ngwa Iron Ductile
Iron ductile nwere ike na ductility karịa ígwè isi awọ. Ngwongwo ndị ahụ na-enye ohere iji ya mee ihe n'ụzọ dị irè n'ọtụtụ dịgasị iche iche nke ụlọ ọrụ mmepụta ihe, gụnyere ọkpọkọ, ihe ndị na-emepụta ụgbọala, wiil, igbe gia, ụlọ mgbapụta, igwe igwe maka ụlọ ọrụ ikuku, na ọtụtụ ndị ọzọ. N'ihi na ọ naghị agbaji dị ka ígwè isi awọ, ígwè ductile dịkwa mma iji mee ihe na ngwa nchebe mmetụta, dị ka bollards.
