Nkọwa nke ọkpọkọ ígwè Ductile
Ejiri ígwè a kpụkọrọ akpụkọ mee ya nke a na-ejikarị eme nnyefe na nkesa mmiri ọṅụṅụ nke nwere ndụ karịrị afọ 100. Ụdị paịpụ a bụ mmepụta kpọmkwem nke paịpụ ígwè e ji ígwè mee, nke o mechaworo dochie ya. Ọ dị mma maka ịtọ eriri nnyefe n'okpuru ala.
Nkọwapụta nke ọkpọkọ ígwè Ductile
| Aha Ngwaahịa | Ígwè ductile nke onwe ya, Ductile Iron Pipe na Spigot & Socket |
| Nkọwapụta | ASTM A377 Ductile Iron, AASHTO M64 Cast Iron Culvert Pipes |
| Ọkọlọtọ | ISO 2531, EN 545, EN598, GB13295, ASTM C151 |
| Ọkwa Klas | C20, C25, C30, C40, C64, C50, C100 na Klas K7, K9 na K12 |
| Ogologo | Mita 1-12 ma ọ bụ dịka ihe onye ahịa chọrọ |
| Nha | DN 80 mm ruo DN 2000 mm |
| Ụzọ Njikọ | Ụdị T; Njikọ igwe k; Ndọkwụnye onwe |
| Mkpuchi Mpụga | Mkpuchi Bitumen, Zn & Zn-AI nke na-acha ọbara ọbara/acha anụnụ anụnụ, Zinc ọla (130 gm/m2 ma ọ bụ 200 gm/m2 ma ọ bụ 400 gm/m2 dịka onye ahịa si kwuo)'ihe achọrọ) na-agbaso ụkpụrụ ISO, IS, BS EN dị mkpa yana akwa mmecha nke Epoxy Coating / Black Bitumen (obere ọkpụrụkpụ 70 micron) dịka onye ahịa si kwuo'ihe achọrọ. |
| Mkpuchi dị n'ime | Mkpuchi simenti nke OPC/SRC/BFSC/HAC Mkpuchi simenti dịka achọrọ ya na simenti Portland Siment na Sulphate Resisting nkịtị nke kwekọrọ na ọkọlọtọ IS, ISO, BS EN dị mkpa. |
| Mkpuchi | Ihe e ji fesa zinc ọla mee nke nwere mkpuchi bituminous (mpụta) Ihe mkpuchi simenti (n'ime). |
| Ngwa | A na-ejikarị ọkpọkọ ductile eme ihe maka ibufe mmiri mkpofu, mmiri a na-aṅụ na maka ịgba mmiri. |
Nha dị na ngwaahịa
| DN | Dayamita Mpụta [mm (in)] | Ọkpụrụkpụ mgbidi[mm (in)] | ||
| Klas nke 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) |
| narị anọ | 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) |
| narị isii | 635 (25,000) | - | 9.9 (0.390) | 11.1 (0.437) |
| 700 | 738 (29.055) | - | 10.9 (0.429) | 12.0 (0.472) |
| narị asatọ | 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) |
Ngwa nke DI Pipes
• Na netwọk nkesa nke mmiri ọṅụṅụ
• Mbupu mmiri dị ọcha na nke na-adịghị emerụ ahụ
• Mmiri maka itinye ụlọ ọrụ mmepụta ihe/usoro n'ọrụ
• Sistemụ njikwa na mkpofu ntụ ntụ
• Sistemụ mgbanyụ ọkụ - n'ụsọ oké osimiri na n'èzí
• N'ime ụlọ ọrụ mmepụta nnu
• Isi mmiri nsị na mmiri mkpofu
• Sistemụ nchịkọta na mkpofu mmiri nsị ike ndọda
• Paịpụ mmiri ozuzo
• Sistemụ mkpofu ihe mkpofu maka ojiji ụlọ na ụlọ ọrụ mmepụta ihe
• Sistemụ mmegharị ihe
• Ọrụ paịpụ n'ime ụlọ ọrụ mmiri na ebe a na-agwọ nsị mmiri
• Njikọ kwụ ọtọ na ihe eji arụ ọrụ na ebe nchekwa mmiri
• Ịkwakọba ihe maka ịkwụsi ike n'ala
• Paịpụ nchebe n'okpuru ụzọ ụgbọ ibu ndị dị mkpa
