Hardware handle material of iron material do you know?

Metal polishing base has been implemented, address: AngYi fishing cross the village ( Wood group for land) Polishing machine number 800, now the relevant matters: - ->
hardware handle material of steel is the national construction and realize the four modernizations indispensable materials, widely used, wide variety, general component is according to the different cross section shape, steel profiles, sheet, tube and metal products four categories.
in order to facilitate the organization of steel production, supply and do well the management work, is divided into heavy rail, light rail, large steel, medium shape and small section steel, steel cold bend section steel, high-quality steel, wire rod, medium plate, sheet metal, electrical silicon steel sheet, strip steel, seamless steel pipe, steel welded steel pipe, metal products and other varieties.

this is hardware handle material of iron material is introduced.