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

Stair treads are made of various gratings, widely used in any steel ladder. Featuring easy installation, strong structure & aesthetic appearance, & go

Manhole cover combine our most popular gratings and embed frames to provide economic, modular components for construction projects. Grating Trench Cov

Diamond safety grating offers the high slip resistant surface. The surface of the plank has diamond-shaped holes with serrated tooth for grabbing in e

Railing is made of Q235 or other steels, hot-dip galvanizing is for surface treatment. Featuring robustness convenient installation, elegant appe

Trench cover combine our most popular gratings and embed frames to provide economic, modular components for construction projects. Grating Trench Cove

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