Ningbo Active Machinery Co., Ltd

Type "WG" forge welded gratings are manufactured by forge welding rectangular bearing bars and cross bars, typically with automated forge weld

Type "PG" press locked gratings are manufactured by inserting pre-punched bearing bars and cross bars into an "egg-crate" configuratio

Compound Checkered Plateis a composite flooring comprising checkered plate welded to the top of grating, this make great spans can now also be bridged

This type grating uses the swaging process to permanently lock cross rods and bearing bars into position. Aluminum Grating is lightweight, corrosion r

Type "SG" swaged gratings are manufactured by inserting hollow tube cross bars or square cross bars into pre-punched holes in the bearing bars