| Kayan aikin ƙarfe mai ƙarfi mai daidaitawa mai nauyi | | Mafi ƙarancin tsayi (m) | Matsakaicin Tsawon (m) | Bututun Ciki (mm) | Bututun Waje (mm) | Kauri a Bango (mm) | | 1.8 | 3.2 | 48 | 60 | 1.4-4.0 | | 2.1 | 3.4 | 48 | 60 | 1.4-4.0 | | 2.2 | 4.0 | 48 | 60 | 1.4-4.0 | | 2.4 | 3.9 | 48 | 60 | 1.4-4.0 | | 3.5 | 4.0 | 48 | 60 | 1.4-4.0 | | 3.0 | 5.0 | 48 | 60 | 1.4-4.0 | | |
| prop mai sauƙin daidaitawa mai sauƙin sarrafawa/ƙarfe mai sauƙin sarrafawa | | Mafi ƙarancin tsayi (m) | Matsakaicin Tsawon (m) | Bututun Ciki (mm) | Bututun Waje (mm) | Kauri a Bango (mm) | | 1.6 | 3.0 | 40 | 48 | 1.4-2.5 | | 48 | 56 | 1.4-2.5 | | 1.8 | 3.5 | 40 | 48 | 1.4-2.5 | | 48 | 56 | 1.4-2.5 | | 2.0 | 3.5 | 40 | 48 | 1.4-2.5 | | 48 | 56 | 1.4-2.5 | | 2.2 | 4.0 | 40 | 48 | 1.4-2.5 | | 48 | 56 | 1.4-2.5 | | |
An kafa ƙungiyar ƙarfe ta Tianjin Rainbow a shekara ta 2000, wacce ke birnin Tianjin. Rainbow Steel kamfani ne na ƙarfe da ƙarfe wanda aka haɗa da bututun ƙarfe mai galvanized, sandar kusurwa ta ƙarfe mai galvanized, bayanan martaba na galvanized, tsarin ƙarfe mai galvanized don Gine-ginen Kayayyaki, Masana'antar Gine-gine, Noma da yankin Sabbin Makamashi. Kayayyakinmu sun sami takardar shaidar TUV, CE, ISO9001-2008. Ana samun bita na yanke laser, walda da tambari don kayayyaki na yau da kullun da na musamman.
