Q235 Large Span Light Steel Prefabricated Steel Bridge / Truss Bridges Galvanized

Steel Frame Truss Bridge/large Span Light Steel Truss Bridges

When conducting SGS testing, companies often face some common challenges that may affect the efficiency and results of the test. Here are some specific challenges and their coping strategies:

1. **Supplier management and communication issues**
- **Supplier cooperation**: In the supply chain, it is a challenge to ensure that all suppliers follow the same testing standards and processes. Suppliers may have inconsistent understandings of the testing requirements, resulting in inconsistent test results.
- **Solution**: Companies can ensure that all suppliers can provide qualified products as required by establishing unified testing standards and processes and conducting regular communication and training with suppliers.

2. **Choice of testing strategies and methods**
- **Complexity of testing methods**: SGS testing involves a variety of testing methods, such as chemical analysis, mechanical properties testing, etc., and selecting the right testing method requires professional knowledge.
- **Solution**: Companies should work with SGS's professional team to select the most appropriate testing method based on product characteristics and market requirements.

3. **Technical issues during testing**
- **Equipment and technical limitations**: The accuracy and reliability of testing equipment directly affect the test results. Aging equipment or untimely technology updates may lead to inaccurate test results.
- **Solution**: Regularly calibrate and maintain test equipment to ensure that it complies with the latest international standards.

4. **Data Management and Reporting**
- **Data Accuracy**: During the test process, accurate recording and management of data is essential. Data errors may lead to incorrect test results and reports.
- **Solution**: Establish a strict data management system to ensure data accuracy and traceability.

5. **Updates to Regulations and Standards**
- **Regulatory Changes**: International regulations and standards are constantly updated, and companies need to understand and adapt to these changes in a timely manner.
- **Solution**: Companies should regularly pay attention to the updates of relevant regulations and standards, and maintain close communication with SGS to ensure that the testing process meets the latest requirements.

6. **Time and Resource Management**
- **Time Pressure**: Time is a key factor in the process of product development and listing. SGS testing may take some time to complete, which may affect the time to market.
- **Solution**: Rationally plan the schedule for product development and testing to ensure that the testing is completed as soon as possible without affecting product quality.

By understanding these common challenges and taking appropriate countermeasures, companies can conduct SGS testing more effectively, ensure that their products meet international standards, and successfully enter the global market.

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