Steel grating, yomwe imadziwikanso kuti bar grating kapena chitsulo grating, ndi gulu lotseguka la mipiringidzo yachitsulo, momwe mipiringidzo yonyamulira, yomwe ikuyenda mbali imodzi, imasiyanitsidwa ndi kulumikizidwa kolimba ku mipiringidzo yomwe imayenda molunjika kwa iwo kapena ndi mipiringidzo yopindika yomwe ikukwera. pakati pawo, omwe amapangidwa kuti azinyamula katundu wolemera ndi kulemera kochepa.Amagwiritsidwa ntchito kwambiri ngati pansi, mezzanines, masitepe, mipanda, zivundikiro za ngalande ndi nsanja zokonzera m'mafakitale, malo ochitira misonkhano, zipinda zamagalimoto, ma trolley, malo onyamula katundu, zida zowotchera ndi madera a zida zolemera, ndi zina zambiri.
