BS 3424: testing scope and instrument selection

Conclusion The instruments TNG1103 and TNG1104 are designed to meet the requirements of BS 3424, ensuring accurate and reliable testing of materials for GSM applications.

Instrument Specifications and Compliance The TNG1103, known as the Fabric Scale, is a key instrument used in GSM testing. It has a maximum load capacity of 3.5kg, which is essential for accurately measuring the weight of fabric samples without exceeding the instrument's operational limits. Additionally, the instrument operates on a voltage of 220/110 V at a frequency of 50/60 Hz, ensuring compatibility with various power supply systems worldwide. This specification supports testing under BS 3424 by allowing consistent and repeatable measurements in different laboratory environments. The length of the instrument is 210 mm, which is suitable for handling standard fabric samples, ensuring that the measurement process is both efficient and precise. The TNG1103 is also compliant with ISO 3801 and ASTM D3776, which are international standards that align with the requirements of BS 3424, providing a robust framework for testing procedures.
Pneumatic Sample Press The TNG1104, referred to as the Pneumatic Sample Press, is another crucial instrument in GSM testing. It has a maximum load capacity of 65kg, which is necessary for applying the required pressure to fabric samples during testing. The instrument operates at a pressure range of 0.5-0.6 Mpa, ensuring that the pressure applied is within the specified limits for accurate results. The length of the instrument is 400 mm, which allows for the proper positioning and handling of samples, facilitating a smooth and efficient testing process. The TNG1104 is compliant with ISO 3801 and ASTM D3776, which are essential for ensuring that the testing procedures meet the standards required by BS 3424. On this basis, the results obtained from the testing are reliable and consistent, meeting the necessary quality and safety requirements.

Supporting Testing Standards Both instruments are designed to support the testing requirements of BS 3424 by adhering to the specified standards and providing accurate measurements. The TNG1103 and TNG1104 are essential tools in the testing process, ensuring that the results obtained are reliable and meet the necessary quality standards. Their specifications are carefully chosen to support the testing procedures outlined in BS 3424, ensuring that the testing process is both efficient and accurate. The compliance with ISO 3801 and ASTM D3776 further reinforces their suitability for use in GSM testing, providing a solid foundation for the testing procedures. By using these instruments, laboratories can ensure that their testing processes are in line with the requirements of BS 3424, providing accurate and reliable results.
Editorial note. This application note summarises the published scope of the standard and our documented model data. Configuration requirements vary between standard editions, and instruments support a method only with the appropriate fixtures and accessories. Please confirm the required configuration against the applicable edition of the standard before ordering; conformity of a given test result also depends on the specimen and the procedure followed.
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