Mafi kyawun Tsarin Injiniyan Siminti Mai Tsabtace Karfe
Zaren ƙarfe mai matsa lamba kebul ne na ƙarfe mai ɗaurewa wanda ya ƙunshi wayoyi 2, 3, 7 ko 19 masu ƙarfi, kuma an yi masa maganin rage damuwa (maganin daidaita damuwa), wanda ya dace da siminti mai matsa lamba ko makamancin haka.
Babban halayen zaren ƙarfe masu matsin lamba sune ƙarfi mai yawa, kyakkyawan aikin shakatawa, da kuma madaidaiciya idan aka buɗe su. Matsayin ƙarfin juriya na gama gari shine 1860 MPa, kuma akwai matakan ƙarfi kamar 1720, 1770, 1960, 2000, da 2100 MPa. Ƙarfin wannan ƙarfe shi ma yana da yawa.
Ana jan sandar ƙarfe mai yawan carbon a cikin wayar ƙarfe bayan an yi mata gyaran fuska, sannan a juya wasu adadin wayoyin ƙarfe zuwa zare bisa ga tsarin zaren ƙarfe, sannan a samar da su ta hanyar tsarin daidaita damuwa. Domin ƙara tsawon rai, wayar ƙarfe na iya samun rufi ko shafi na ƙarfe ko wanda ba na ƙarfe ba, kamar galvanizing, shafi na epoxy, da sauransu. Domin ƙara ƙarfin haɗin siminti, saman na iya samun ƙuraje da sauransu. Zaren ƙarfe mai ƙarfi da aka ƙera yana fuskantar tsarin matsewa bayan an ɗaure shi, tsarin ya fi kauri kuma saman ya fi dacewa da ɗaure shi. Don yin zaren ƙarfe mara ɗaure (zaren ƙarfe mara ɗaure) yi amfani da zaren ƙarfe na yau da kullun da aka riga aka ƙera, wanda aka shafa da man shafawa mai hana lalata ko kakin paraffin, sannan a naɗe shi da polyethylene mai yawan yawa (HDPE).
Kayayyakin injina
| Dn/mm | Ƙarfin tauri Rm/MPa | Matsakaicin ƙarfin dukkan igiyar ƙarfeFm/KN | Ƙayyadadden ƙarfin tsawaitawa mara daidaito FP0.2/KN | Jimlar faɗaɗa ƙarfi mafi girma (L0≥500 mm) Matsakaicin/% | Ayyukan shakatawa na damuwa | Matsayin zartarwa | |
| Loda na farko yayi daidai da matsakaicin kashi na nama/% | Yawan shakatawa bayan sa'o'i 1000/% | ||||||
| 15.2 | ≥1860 | ≥260 | ≥234 | ≥3.5 | 70 | ≤2.5 | GB/T5224-2014 |
| 80 | ≤4.5 | ||||||
| 15.24 | ≥1860 | ≥260.7 | ≥234.6 | ≥3.5 | 70 | ≤2.5 | ASTMA416-2003 |
Girma da karkacewa
| Dn/mm | Bambancin diamita/mm da aka yarda da shi | Yankin giciye na nunin sn/mm2 |
| 15.20 | +0.40 -0.20 | 140 |
| 15.24 | +0.65 -0.15 | 140 |
Nunin Cikakkun Bayanai












