There are many kinds of NP550 high-strength steel plate thickness, which mainly depends on the application field. […]

High-strength protective steel plates are divided into series: NP500, NP550, NP600, FD79, FD53, FD56, FD85, FD95, FD1, FD2, FD3, BHFD1, BHFD2, BHFD3 and BP high-strength protective steel plates, Thickness range is 2-12mm. […]