Two Lane Steel Bailey Bridge Temporary Steel Bridge 3.15m 4.2m 7.35m 10.5m Net Width

Two Lane Steel Bailey Bridge/temporary Steel Bailey Bridge

Application of Jiangsu Zhonghai Bridge Equipment Co., Ltd.'s welding technology in bridge construction

Jiangsu Zhonghai Bridge Equipment Co., Ltd.'s welding technology, especially its patented "A truss welding processing tool" (CN 221833700 U), has wide application potential in bridge construction. This technology significantly improves welding efficiency and quality through innovative tool design and is suitable for a variety of bridge construction scenarios.

1. **Multi-angle flip function**
The tool design allows the truss to be flipped at multiple angles during welding, which is particularly important in bridge construction. Bridge structures usually have complex geometric shapes and multi-faceted welding requirements. The multi-angle flip function makes welding operations more flexible and efficient, reducing the inconvenience and time cost caused by manual flipping of trusses.

2. **Improving welding quality**
The locking mechanism locks the toothed disc during welding to prevent the support frame from rotating, thereby avoiding the truss from deflecting during welding. This function directly improves the welding quality, reduces structural defects caused by welding deflection, and ensures the safety and reliability of the bridge structure.

3. **Automation and efficiency improvement**
The tooling realizes the rapid flipping and fixing of the truss through automated control, greatly improving welding efficiency. In large-scale bridge construction projects, this efficiency improvement can significantly shorten construction time and reduce labor costs.

4. **Adaptability to complex environments**
Bridge construction often faces complex construction environments, such as high-altitude operations and severe weather. The stability and reliability of the tooling enable it to maintain efficient welding operations in these complex environments, ensuring construction progress and quality.

5. **Sustainability and environmental benefits**
By improving welding efficiency and reducing material waste, the technology helps to reduce the carbon footprint of bridge construction. In addition, high-quality welding reduces the need for future maintenance, further improving the sustainability of bridges.

Summary
The welding technology of Jiangsu Zhonghai Bridge Equipment Co., Ltd. has significant application advantages in bridge construction. Through multi-angle flipping functions, improved welding quality, automation and efficiency improvement, adaptability to complex environments, and sustainability and environmental benefits, the technology provides a more efficient, reliable and environmentally friendly solution for bridge construction. These advantages not only enhance the company's market competitiveness, but also set new standards for the global bridge construction industry.

Specifications:

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CB321(100) Truss Press Limited Table
No.	Lnternal Force	Structure Form
		Not Reinforced Model				Reinforced Model
		SS	DS	TS	DDR	SSR	DSR	TSR	DDR
321(100)	Standard Truss Moment(kN.m)	788.2	1576.4	2246.4	3265.4	1687.5	3375	4809.4	6750
321(100)	Standard Truss Shear (kN)	245.2	490.5	698.9	490.5	245.2	490.5	698.9	490.5
321 (100) Table of geometric characteristics of truss bridge(Half bridge)
Type No.	Geometric Characteristics	Structure Form
		Not Reinforced Model				Reinforced Model
		SS	DS	TS	DDR	SSR	DSR	TSR	DDR
321(100)	Section properties(cm3)	3578.5	7157.1	10735.6	14817.9	7699.1	15398.3	23097.4	30641.7
321(100)	Moment of inertia(cm4)	250497.2	500994.4	751491.6	2148588.8	577434.4	1154868.8	1732303.2	4596255.2

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CB200 Truss Press Limited Table
NO.	Internal Force	Structure Form
		Not Reinforced Model				Reinforced Model
		SS	DS	TS	QS	SSR	DSR	TSR	QSR
200	Standard Truss Moment(kN.m)	1034.3	2027.2	2978.8	3930.3	2165.4	4244.2	6236.4	8228.6
200	Standard Truss Shear (kN)	222.1	435.3	639.6	843.9	222.1	435.3	639.6	843.9
201	High Bending Truss Moment(kN.m)	1593.2	3122.8	4585.5	6054.3	3335.8	6538.2	9607.1	12676.1
202	High Bending Truss Shear(kN)	348	696	1044	1392	348	696	1044	1392
203	Shear Force of Super High Shear Truss(kN)	509.8	999.2	1468.2	1937.2	509.8	999.2	1468.2	1937.2

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CB200 Table of Geometric Characteristics of Truss Bridge(Half Bridge)
Structure	Geometric Characteristics
	Geometric Characteristics	Chord Area(cm2)	Section Properties(cm3)	Moment of Inertia(cm4)
ss	SS	25.48	5437	580174
	SSR	50.96	10875	1160348
DS	DS	50.96	10875	1160348
	DSR1	76.44	16312	1740522
	DSR2	101.92	21750	2320696
TS	TS	76.44	16312	1740522
	TSR2	127.4	27185	2900870
	TSR3	152.88	32625	3481044
QS	QS	101.92	21750	2320696
	QSR3	178.36	38059	4061218
	QSR4	203.84	43500	4641392

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Advantage

Possessing the features of simple structure,
convenient transport, speedy erection
easy disassembling,
heavy loading capacity,
great stability and long fatigue life
being capable of an alternative span, loading capacity

Introduction to Jiangsu Zhonghai Bridge Equipment Co., Ltd.
Jiangsu Zhonghai Bridge Equipment Co., Ltd., established in 2010, is a high-tech enterprise specializing in the research, development, manufacturing, and sales of bridge equipment. With a registered capital of 55 million yuan, the company boasts a modern production base and advanced manufacturing facilities, achieving an annual output exceeding 60,000 tons. Its products are widely used in major bridge projects and transportation infrastructure construction both domestically and internationally.
The company consistently prioritizes technological innovation, supported by a skilled R&D team and long-term collaborations with renowned universities and research institutions. By continuously adopting and assimilating international advanced technologies, the company has achieved remarkable results in the fields of bridge steel structures, bridge construction equipment, and bridge inspection equipment. Multiple products have obtained national patent certifications and have been awarded provincial and municipal science and technology progress prizes.
In terms of production management, the company strictly adheres to the ISO9001 quality management system to ensure stable and reliable product quality. With exquisite craftsmanship and a rigorous approach, the company’s products have earned an excellent reputation in the market, serving clients across the country and exporting to regions such as Southeast Asia, the Middle East, and Africa.
Jiangsu Zhonghai Bridge Equipment Co., Ltd. adheres to the business philosophy of “Quality First, Service Excellence,” committed to providing high-quality products and comprehensive services to its clients. Looking ahead, the company will continue to increase investment in R&D, enhance its core competitiveness, and contribute to the development of China’s bridge construction industry, striving to become a global leader in the bridge equipment sector.