Hengshui Boli comb shaped bridge expansion joint device has a large expansion capacity

Hengshui Boli corridor steel bearings have good seismic and shock absorption effects, with a large number of spot goods and professional research and development

High load-bearing, earthquake resistant, vibration reducing, and elastic deformation of grid steel supports for customized buffering services

Hengshui Boli Bridge Comb Tooth Expansion Joint Device Professional Manufacturing Performance Dustproof Large Quantity in Stock

LNR horizontal dispersed force type support has strong aging resistance, easy installation, and no residual deformation

Hengshui Boli produces steel structure rolling ball joint bearings that support customized seismic function

Hengshui Boli produces steel structure truss supports for seismic and vibration reduction. Spherical steel supports can be customized for production

QZ series spherical bearings are essential for shock absorption and compression resistance of bridges, supporting customized small rotational torque