| DIN | S55 |
| Fitilar wasa | 41.4mm |
| Diamita na birgima | 17.78mm |
| Faɗi tsakanin faranti na ciki | 22.23mm |
| Diamita na fil | 5.72mm |
| Tsawon fil | 37.7mm |
| Kauri farantin | 2.8mm |
| Nauyi a kowace mita | 1.8KG/M |
Bakin karfe
Juriyar acid da alkali
Juriyar zafi da sanyi
tsawon rai

◆ Sarkar lanƙwasa ta gefe: Irin wannan sarkar tana da babban shingen hinges da kuma share farantin sarka, don haka tana da ƙarin sassauci kuma ana iya amfani da ita don lanƙwasawa da isar da saƙo.
◆ Sarkar escalator: ana amfani da ita don escalators da hanyoyin tafiya ta atomatik. Domin escalator yana da dogon lokaci na aiki, buƙatun aminci mai yawa da kuma aiki mai dorewa. Saboda haka, ana buƙatar wannan sarkar matakai dole ne ta kai ga matsakaicin nauyin tensile da aka ƙayyade, jimlar tsawon sarƙoƙi guda biyu da aka haɗa, da kuma karkacewar nisan matakai.
1. An goge kuma an goge bayyanar samfurin ta hanyar matsi mai daidaitacce, wanda yake da tauri amma ba a shafa masa mai ba, kuma an yi masa kyakkyawan aiki.
2. Gibin yana da ƙanƙanta, girmansa ana sarrafa shi sosai, kuma ana duba layukan don tabbatar da tsawon lokacin sabis ɗin.
3. Juriyar tsatsa, juriya ga iskar shaka, juriya ga tasiri, tauri mai yawa, juriya ga zafin jiki mai yawa

Dole ne a duba canje-canje a cikin hanyoyin watsa shirye-shiryen noma akan lokaci
1. Ko sassan sarkar ciki da waje sun lalace, sun lalace ko sun fashe
2. Ko fil ɗin ya lalace ko ya juya, ya lalace
3. Ko abin naɗin ya fashe, ya lalace, ko kuma ya lalace sosai
4. Ko haɗin yana kwance kuma yana da nakasa
5. Akwai wani sauti mara kyau ko juyawa mara kyau yayin aiki, kuma ko yanayin man shafawa na sarkar yana da kyau?
Lura: Ya kamata a kula da amfani da sarkar bakin karfe, ta yadda ba za a iya karkatar da sandar ba, kuma a yi amfani da kayan aikin a hankali, wanda zai iya kare kayan aikin kuma ya cimma sakamako mai kyau. In ba haka ba, kayan aikin yana da sauƙin ji rauni, kuma kayan aikin da ya lalace zai fi lalata sassan, wato da'ira ce mai muni.