Bayani game da Sandunan Karfe Masu Haɗaka
Ana samar da sandunan ƙarfe masu rami a sassa masu tsayin mita 2.0, 3.0 ko 4.0. Matsakaicin diamita na waje na sandunan ƙarfe masu rami yana daga 30.0 mm zuwa 127.0 mm. Idan ya cancanta, ana ci gaba da sandunan ƙarfe masu rami tare da goro masu haɗawa. Ana amfani da nau'ikan ramuka daban-daban na haƙa hadaya dangane da nau'in ƙasa ko girman dutse. Sandar ƙarfe mai rami ya fi sandar ƙarfi mai yanki ɗaya na giciye saboda kyakkyawan yanayin tsarinsa dangane da buckling, da'ira da taurin lanƙwasa. Sakamakon shine mafi girman kwanciyar hankali da lanƙwasa ga adadin ƙarfe iri ɗaya.
Bayani dalla-dalla na Sandunan Hakowa na Kai
| Ƙayyadewa | R25N | R32L | R32N | R32/18.5 | R32S | R32SS | R38N | R38/19 | R51L | R51N | T76N | T76S |
| Diamita na waje (mm) | 25 | 32 | 32 | 32 | 32 | 32 | 38 | 38 | 51 | 51 | 76 | 76 |
| Diamita na ciki, matsakaici (mm) | 14 | 22 | 21 | 18.5 | 17 | 15.5 | 21 | 19 | 36 | 33 | 52 | 45 |
| Diamita na waje, mai tasiri (mm) | 22.5 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 35.7 | 35.7 | 47.8 | 47.8 | 71 | 71 |
| Ƙarfin ɗaukar kaya mafi girma (kN) | 200 | 260 | 280 | 280 | 360 | 405 | 500 | 500 | 550 | 800 | 1600 | 1900 |
| Ƙarfin kaya (kN) | 150 | 200 | 230 | 230 | 280 | 350 | 400 | 400 | 450 | 630 | 1200 | 1500 |
| Ƙarfin tauri, Rm(N/mm2) | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 |
| Ƙarfin samarwa, Rp0, 2(N/mm2) | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 |
| Nauyi (kg/m) | 2.3 | 2.8 | 2.9 | 3.4 | 3.4 | 3.6 | 4.8 | 5.5 | 6.0 | 7.6 | 16.5 | 19.0 |
| Nau'in zare (hagu-hagu) | ISO 10208 | ISO 1720 | daidaitaccen MAI T76 | |||||||||
| Karfe matakin | EN 10083-1 | |||||||||||
Amfani da Sandunan Anga na Kai
A cikin 'yan shekarun nan, tare da ƙaruwar buƙatar tallafin ƙasa, ana ci gaba da sabunta kayan haƙa da haɓaka su. A lokaci guda, farashin aiki da haya sun ƙaru, kuma buƙatun lokacin gini sun ƙaru. Bugu da ƙari, amfani da sandunan anga masu rami a cikin yanayin ƙasa mai yuwuwar rugujewa yana da kyakkyawan tasirin anga. Waɗannan dalilai sun haifar da yawaitar amfani da sandunan anga masu rami a cikin kai. Ana amfani da sandunan anga masu rami a cikin kai a cikin waɗannan yanayi:
1. Ana amfani da shi azaman sandar anga mai matsin lamba: ana amfani da shi a yanayi kamar gangara, haƙa ƙasa, da kuma hana iyo don maye gurbin kebul na anga. Ana haƙa sandunan anga masu ramin da kansu zuwa zurfin da ake buƙata, sannan a yi aikin grouting na ƙarshe. Bayan an ƙarfafa, ana amfani da matsin lamba;
2. Ana amfani da shi azaman ƙananan ramuka: Ana iya haƙa sandunan anga masu rami da kansu kuma a haƙa su ƙasa don samar da ƙananan ramuka, waɗanda aka saba amfani da su a cikin harsashin hasumiyar wutar lantarki ta iska, harsashin hasumiyar watsawa, harsashin gini, harsashin bango mai riƙewa, harsashin gada, da sauransu;
3. Ana amfani da shi don ƙusoshin ƙasa: ana amfani da shi don tallafawa gangara, maye gurbin sandunan ƙarfe na gargajiya, kuma ana iya amfani da shi don tallafawa gangara mai zurfi ta ramin tushe;
4. Ana amfani da shi don ƙusoshin dutse: A wasu gangaren duwatsu ko ramuka masu tsananin yanayin saman ko kuma haɗin gwiwa, ana iya amfani da sandunan anga masu ramuka don haƙa da kuma haɗa tubalan dutse tare don inganta kwanciyar hankali. Misali, ana iya ƙarfafa gangaren duwatsu na manyan hanyoyi da layin dogo waɗanda ke iya rugujewa, kuma ana iya maye gurbin ɗakunan bututu na gargajiya don ƙarfafawa a wuraren buɗe ramuka marasa buɗewa;
5. Ƙarfafawa ta asali ko kuma kula da bala'i. Yayin da lokacin tallafi na tsarin tallafin fasaha na asali ke ƙaruwa, waɗannan tsare-tsaren tallafi na iya fuskantar wasu matsaloli waɗanda ke buƙatar ƙarfafawa ko magani, kamar nakasar gangaren asali, daidaita tushe na asali, da ɗaga saman hanya. Ana iya amfani da sandunan anga masu ramuka don haƙa ramin gangaren asali, tushe, ko ƙasan hanya, da sauransu, don haƙa rami da haɗa tsagewa, don hana faruwar bala'o'in ƙasa.
