Karfe grating an yi shi da lebur karfe da murɗaɗɗen ƙarfe bisa ga wani takamaiman tazara da sandunan giciye (karfe murɗaɗɗen ƙarfe, karfe murabba'i, ƙarfe mai faɗi, lebur karfe, da sauransu), kuma an haɗa shi cikin samfurin rigakafin ƙeƙen ƙarfe tare da grid mai murabba'in a ciki. tsakiya, Karfe gratings aka yafi amfani ga gutter cover, karfe tsarin dandali slabs, mataki matakan da sauransu.