Okwu mmalite nke I ụdị ígwè lattice efere ígwè grating:
M pịnye efere ígwè bụ ụdị ngwaahịa nchara nwere ewepụghị nchara dị ka ụfọdụ spacing na crossbar (ọkpụkpụ square ígwè, square ígwè, gburugburu ígwè, flat steel, wdg), na welded n'ime a square lattice n'etiti.M pịnye ígwè efere bụ tumadi ji mee ka okporo mmiri cover efere, ígwè Ọdịdị n'elu ikpo okwu efere, ígwè ubube nzọụkwụ efere, wdg The cross mmanya na-adịkarị mere nke gbagọrọ agbagọ square ígwè.A na-ejikarị ígwè carbon eme efere ígwè, n'elu elu galvanized na-ekpo ọkụ, nwere ike ịrụ ọrụ na igbochi oxidation.Enwere ike iji igwe anaghị agba nchara mee ya.M pịnye efere lattice ígwè na ikuku ventilashion, ọkụ ọkụ, ikpo ọkụ ọkụ, mgbochi - slips, arụmọrụ na-agbawa agbawa.M pịnye ọkọlọtọ mmepụta efere ígwè: China YB4001-1991, YB / T4001-1998, YB / T4001.1-2007 ọkọlọtọ (China maka 2007 ọhụrụ ụdị nke ọkọlọtọ efere ígwè);Na mgbakwunye, United States, Britain, Australia na New Zealand nwekwara onwe ha ụkpụrụ, nwekwara ike dị na British BS4592-1-1995 na United States ANSI / NAAMM (MBG531-88) na ndị ọzọ ụkpụrụ mmepụta.