Jiangsu Wanbao Bridge Components Co., Ltd. is located in Shanghu Town, Changshu City, Jiangsu Province, China. It was founded in the 1980s and is one of the first enterprises in China to produce bridge bearings and expansion joints. After going through storms and hardships, and through the joint efforts and unremitting struggles of several generations of Wanbao people, the company has continuously developed, reformed, and grown, from the original Changshu Bridge Component Factory to the current Jiangsu Wanbao Bridge Component Co., Ltd. At present, the company covers an area of over 68000 square meters, with a factory area of 39000 square meters. It has a standardized testing center, more than 150 sets of large and medium-sized processing equipment, and about 300 employees, including 30 management personnel, 60 technical personnel, 7 senior engineers, 9 engineers, and more than 20 quality management and technical personnel. The registered capital is 120 million yuan.
See moreModular single seam has good durability, comfort, and reliability characteristics. Due to its low structural height, it is particularly suitable for the renovation of old bridge expansion devices and can also be used for the construction of new bridges. Its allowable expansion amount is 20-120mm, generally D40, D60, D80, D100, D120. The structural forms mainly include C type, F type, Z type, E typ
MOREHigh damping isolation rubber bearings for highway bridges
Lasso shock absorber bearings are based on ordinary bearings, combined with flexible steel wire ropes, to achieve fixed bearing shear resistance when the bridge structure encounters an earthquake, and the structural system becomes a seismic isolation system. The lower structure is protected by the sliding of the bearings, and the displacement of the pier and beam is limited by the cable installati
The FPQZ series friction pendulum ball bearings are divided into fixed type, one-way type, two-way type, and column surface type. They are generally composed of an upper bearing plate, stainless steel plate, upper wear-resistant plate, ball crown, lower wear-resistant plate, rubber sealing ring, lower bearing plate, limit device, and anchoring components.
The GCPZ series of pot bearings is a series of bridge standard components developed in accordance with and meeting the transportation industry standards such as "Pot Bearings for Highway Bridges" (JT/T391-2009), European standard "Structural Bearings-Part 5 Pot Bearings" (EN 1337-5:2005), and other relevant industry specifications. It is suitable for various types of highways and urban bridges.
The Y4Q/J4Q series of lead core seismic isolation rubber bearings is a series of seismic isolation bridge components developed in accordance with the current transportation industry standards "JT/T 822-2011 Highway Bridge Lead Core Seismic Isolation Rubber Bearings", national standards "GB 20688.2-2006 Rubber Bearings Part 2: Bridge Seismic Isolation Rubber Bearings", and relevant industry specifi
The GCQZ series bowl shaped bearings are a series of bridge standard components developed in accordance with and meeting the transportation industry standards "Bridge Ball Bearings" (GB/T 17955-2009), European standards "Structural Bearings-Part 7 Spherical and Cylindrical PTFE Bearings" (EN 1337-7:2005), and other related industry specifications. They are suitable for various types of highways an
The LNR series horizontal force dispersed rubber bearings are a new series of bridge components developed in accordance with relevant industry standards and European standards. They are suitable for various highways and municipal bridges in seismic intensity zones of 7 degrees (0.10g) and below.
Plate type rubber bearings for highway bridges
The GPZ (2009) series of pot bearings is a universal design for the national standard "Pot Bearings for Highway Bridges" (JTS/T391-2009) of the People's Republic of China.
Modular single seam has good durability, comfort, and reliability characteristics. Due to its low structural height, it is particularly suitable for the renovation of old bridge expansion devices and can also be used for the construction of new bridges. Its allowable expansion amount is 20-120mm, generally D40, D60, D80, D100, D120. The structural forms mainly include C type, F type, Z type, E typ
Modular multi group joints have the advantages of reasonable structural design, large expansion and contraction, good waterproofing, beautiful appearance, high strength, long service life, and easy installation and maintenance. Each group has a displacement of 0-80mm, and the number of groups is determined according to the actual displacement requirements of the bridge. The general expansion range
The expansion device of railway bridges is an important connecting component between the ends of railway bridges, which plays an important role in the expansion joints and waterproof performance of the bridge ends. Its quality and waterproof performance will directly affect the durability of the bridge deck structure. In order to ensure the durability of intercity rail transit bridges, reliable an
MS series multi-directional displacement comb plate expansion device
Rotary multi-directional displacement comb plate expansion device
Ordinary noise reducing comb plate expansion device
The expansion device of railway bridges is an important connecting component between the ends of railway bridges, which plays an important role in the expansion joints and waterproof performance of the bridge ends. Its quality and waterproof performance will directly affect the durability of the bridge deck structure. In order to ensure the durability of intercity rail transit bridges, reliable an
Expansion joints (beam end waterproofing devices) are important ancillary facilities at the beam end, and their quality directly affects the durability of the bridge. This expansion joint is a combination of aluminum alloy profiles and rubber bands, suitable for box girder structures, easy to install, and can be quickly replaced.
The expansion device of railway bridges is an important connecting component between the ends of railway bridges, which plays an important role in the expansion joints and waterproof performance of the bridge ends. Its quality and waterproof performance will directly affect the durability of the entire bridge. The durability requirements for passenger dedicated railway bridges are high, and reliab
The CKPZ pot type rubber bearing for passenger dedicated railway bridges is designed based on the technical conditions and relevant specifications of pot type rubber bearings for domestic passenger dedicated railway bridges. It uses natural rubber blocks to bear pressure, and the steel material of the bearing body is Q345 hot-rolled steel plate or forging, which has the technical characteristics o
CGQZ series spherical steel bearings are a series of bridge bearings designed and developed for intercity and urban rail transit bridges, suitable for intercity rail transit engineering bridges with a speed of 200km/h or below and urban rail transit engineering bridges with a speed of 120km/h or below. Bearings are divided into CGQZ-J series spherical steel bearings, used for simply supported beam
QKPZ series bearings are pot type rubber bearings designed specifically for urban rail transit and high priced bridges. It includes two parts: simply supported beams and continuous beams.
The Three Bridges (Urban Rail) Tong (2008) 8060 series bearings are suitable for bridge structures such as simply supported beams, continuous beams, arch bridges, etc. in urban rail transit engineering (subway, light rail, etc.) (in areas where the design seismic peak acceleration Ag ≤ 0.3g). Sanqiao (Urban Rail) Tong (2008) 8060-C1 is used for designing seismic peak acceleration Ag ≤ 0.15g areas;
The TJQZ series of railway bridge ball bearings, including TJQZ-8160 and 8360 series products, were completed on the basis of the "Key Technology Research for New Line Construction - Experimental Research on Ball Steel Bearings for Railway Simply Supported Beam Bridges 2010G016-F" project of the Ministry of Railways' Science and Technology Research and Development Plan. Commonly used span simply s
The TPZB/TPZX series bearings are bowl shaped rubber bearings designed to meet the requirements of new passenger and freight co line and passenger dedicated railway bridges with a speed of less than 200 kilometers per hour. They can also be used for light rail bridges. This series of supports includes the standard simply supported beam part code: TPZB and the series product continuous beam part co